18976932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 56504448

約数和(自身を除く): 37527516

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 41, 43, 46, 52, 69, 78, 82, 86, 92, 117, 123, 129, 138, 156, 164, 172, 207, 234, 246, 258, 276, 299, 369, 387, 414, 468, 492, 516, 533, 559, 598, 738, 774, 828, 897, 943, 989, 1066, 1118, 1196, 1476, 1548, 1599, 1677, 1763, 1794, 1886, 1978, 2132, 2236, 2691, 2829, 2967, 3198, 3354, 3526, 3588, 3772, 3956, 4797, 5031, 5289, 5382, 5658, 5934, 6396, 6708, 7052, 8487, 8901, 9594, 10062, 10578, 10764, 11316, 11868, 12259, 12857, 15867, 16974, 17802, 19188, 20124, 21156, 22919, 24518, 25714, 31734, 33948, 35604, 36777, 38571, 40549, 45838, 49036, 51428, 63468, 68757, 73554, 77142, 81098, 91676, 110331, 115713, 121647, 137514, 147108, 154284, 162196, 206271, 220662, 231426, 243294, 275028, 364941, 412542, 441324, 462852, 486588, 527137, 729882, 825084, 1054274, 1459764, 1581411, 2108548, 3162822, 4744233, 6325644, 9488466, 18976932]

約数ペア:

[(1, 18976932), (2, 9488466), (3, 6325644), (4, 4744233), (6, 3162822), (9, 2108548), (12, 1581411), (13, 1459764), (18, 1054274), (23, 825084), (26, 729882), (36, 527137), (39, 486588), (41, 462852), (43, 441324), (46, 412542), (52, 364941), (69, 275028), (78, 243294), (82, 231426), (86, 220662), (92, 206271), (117, 162196), (123, 154284), (129, 147108), (138, 137514), (156, 121647), (164, 115713), (172, 110331), (207, 91676), (234, 81098), (246, 77142), (258, 73554), (276, 68757), (299, 63468), (369, 51428), (387, 49036), (414, 45838), (468, 40549), (492, 38571), (516, 36777), (533, 35604), (559, 33948), (598, 31734), (738, 25714), (774, 24518), (828, 22919), (897, 21156), (943, 20124), (989, 19188), (1066, 17802), (1118, 16974), (1196, 15867), (1476, 12857), (1548, 12259), (1599, 11868), (1677, 11316), (1763, 10764), (1794, 10578), (1886, 10062), (1978, 9594), (2132, 8901), (2236, 8487), (2691, 7052), (2829, 6708), (2967, 6396), (3198, 5934), (3354, 5658), (3526, 5382), (3588, 5289), (3772, 5031), (3956, 4797)]