2018510988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 5302725120

約数和(自身を除く): 3284214132

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 79, 86, 129, 156, 158, 169, 172, 237, 258, 293, 316, 338, 474, 507, 516, 559, 586, 676, 879, 948, 1014, 1027, 1118, 1172, 1677, 1758, 2028, 2054, 2236, 3081, 3354, 3397, 3516, 3809, 4108, 6162, 6708, 6794, 7267, 7618, 10191, 11427, 12324, 12599, 13351, 13588, 14534, 15236, 20382, 21801, 22854, 23147, 25198, 26702, 29068, 37797, 40053, 40764, 43602, 44161, 45708, 46294, 49517, 50396, 53404, 69441, 75594, 80106, 87204, 88322, 92588, 99034, 132483, 138882, 148551, 151188, 160212, 163787, 176644, 198068, 264966, 277764, 297102, 300911, 327574, 491361, 529932, 574093, 594204, 601822, 655148, 902733, 982722, 995321, 1148186, 1203644, 1722279, 1805466, 1965444, 1990642, 2129231, 2296372, 2985963, 3444558, 3610932, 3911843, 3981284, 4258462, 5971926, 6387693, 6889116, 7823686, 8516924, 11735529, 11943852, 12775386, 12939173, 15647372, 23471058, 25550772, 25878346, 38817519, 46942116, 51756692, 77635038, 155270076, 168209249, 336418498, 504627747, 672836996, 1009255494, 2018510988]

約数ペア:

[(1, 2018510988), (2, 1009255494), (3, 672836996), (4, 504627747), (6, 336418498), (12, 168209249), (13, 155270076), (26, 77635038), (39, 51756692), (43, 46942116), (52, 38817519), (78, 25878346), (79, 25550772), (86, 23471058), (129, 15647372), (156, 12939173), (158, 12775386), (169, 11943852), (172, 11735529), (237, 8516924), (258, 7823686), (293, 6889116), (316, 6387693), (338, 5971926), (474, 4258462), (507, 3981284), (516, 3911843), (559, 3610932), (586, 3444558), (676, 2985963), (879, 2296372), (948, 2129231), (1014, 1990642), (1027, 1965444), (1118, 1805466), (1172, 1722279), (1677, 1203644), (1758, 1148186), (2028, 995321), (2054, 982722), (2236, 902733), (3081, 655148), (3354, 601822), (3397, 594204), (3516, 574093), (3809, 529932), (4108, 491361), (6162, 327574), (6708, 300911), (6794, 297102), (7267, 277764), (7618, 264966), (10191, 198068), (11427, 176644), (12324, 163787), (12599, 160212), (13351, 151188), (13588, 148551), (14534, 138882), (15236, 132483), (20382, 99034), (21801, 92588), (22854, 88322), (23147, 87204), (25198, 80106), (26702, 75594), (29068, 69441), (37797, 53404), (40053, 50396), (40764, 49517), (43602, 46294), (44161, 45708)]