18295290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 53988480

約数和(自身を除く): 35693190

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 45, 57, 65, 78, 90, 95, 114, 117, 130, 171, 190, 195, 234, 247, 285, 342, 390, 494, 570, 585, 741, 823, 855, 1170, 1235, 1482, 1646, 1710, 2223, 2469, 2470, 3705, 4115, 4446, 4938, 7407, 7410, 8230, 10699, 11115, 12345, 14814, 15637, 21398, 22230, 24690, 31274, 32097, 37035, 46911, 53495, 64194, 74070, 78185, 93822, 96291, 106990, 140733, 156370, 160485, 192582, 203281, 234555, 281466, 320970, 406562, 469110, 481455, 609843, 703665, 962910, 1016405, 1219686, 1407330, 1829529, 2032810, 3049215, 3659058, 6098430, 9147645, 18295290]

約数ペア:

[(1, 18295290), (2, 9147645), (3, 6098430), (5, 3659058), (6, 3049215), (9, 2032810), (10, 1829529), (13, 1407330), (15, 1219686), (18, 1016405), (19, 962910), (26, 703665), (30, 609843), (38, 481455), (39, 469110), (45, 406562), (57, 320970), (65, 281466), (78, 234555), (90, 203281), (95, 192582), (114, 160485), (117, 156370), (130, 140733), (171, 106990), (190, 96291), (195, 93822), (234, 78185), (247, 74070), (285, 64194), (342, 53495), (390, 46911), (494, 37035), (570, 32097), (585, 31274), (741, 24690), (823, 22230), (855, 21398), (1170, 15637), (1235, 14814), (1482, 12345), (1646, 11115), (1710, 10699), (2223, 8230), (2469, 7410), (2470, 7407), (3705, 4938), (4115, 4446)]