18443490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 50694336

約数和(自身を除く): 32250846

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 131, 190, 195, 247, 262, 285, 361, 390, 393, 494, 570, 655, 722, 741, 786, 1083, 1235, 1310, 1482, 1703, 1805, 1965, 2166, 2470, 2489, 3406, 3610, 3705, 3930, 4693, 4978, 5109, 5415, 7410, 7467, 8515, 9386, 10218, 10830, 12445, 14079, 14934, 17030, 23465, 24890, 25545, 28158, 32357, 37335, 46930, 47291, 51090, 64714, 70395, 74670, 94582, 97071, 140790, 141873, 161785, 194142, 236455, 283746, 323570, 472910, 485355, 614783, 709365, 970710, 1229566, 1418730, 1844349, 3073915, 3688698, 6147830, 9221745, 18443490]

約数ペア:

[(1, 18443490), (2, 9221745), (3, 6147830), (5, 3688698), (6, 3073915), (10, 1844349), (13, 1418730), (15, 1229566), (19, 970710), (26, 709365), (30, 614783), (38, 485355), (39, 472910), (57, 323570), (65, 283746), (78, 236455), (95, 194142), (114, 161785), (130, 141873), (131, 140790), (190, 97071), (195, 94582), (247, 74670), (262, 70395), (285, 64714), (361, 51090), (390, 47291), (393, 46930), (494, 37335), (570, 32357), (655, 28158), (722, 25545), (741, 24890), (786, 23465), (1083, 17030), (1235, 14934), (1310, 14079), (1482, 12445), (1703, 10830), (1805, 10218), (1965, 9386), (2166, 8515), (2470, 7467), (2489, 7410), (3406, 5415), (3610, 5109), (3705, 4978), (3930, 4693)]