18121740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3319}}^1$

素因数の和:3351

約数の個数: 96

約数和(自身を含む): 62469120

約数和(自身を除く): 44347380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3319, 5460, 6638, 9957, 13276, 16595, 19914, 23233, 33190, 39828, 43147, 46466, 49785, 66380, 69699, 86294, 92932, 99570, 116165, 129441, 139398, 172588, 199140, 215735, 232330, 258882, 278796, 302029, 348495, 431470, 464660, 517764, 604058, 647205, 696990, 862940, 906087, 1208116, 1294410, 1393980, 1510145, 1812174, 2588820, 3020290, 3624348, 4530435, 6040580, 9060870, 18121740]

約数ペア:

[(1, 18121740), (2, 9060870), (3, 6040580), (4, 4530435), (5, 3624348), (6, 3020290), (7, 2588820), (10, 1812174), (12, 1510145), (13, 1393980), (14, 1294410), (15, 1208116), (20, 906087), (21, 862940), (26, 696990), (28, 647205), (30, 604058), (35, 517764), (39, 464660), (42, 431470), (52, 348495), (60, 302029), (65, 278796), (70, 258882), (78, 232330), (84, 215735), (91, 199140), (105, 172588), (130, 139398), (140, 129441), (156, 116165), (182, 99570), (195, 92932), (210, 86294), (260, 69699), (273, 66380), (364, 49785), (390, 46466), (420, 43147), (455, 39828), (546, 33190), (780, 23233), (910, 19914), (1092, 16595), (1365, 13276), (1820, 9957), (2730, 6638), (3319, 5460)]