18737460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{4957}}^1$

素因数の和:4982

約数の個数: 96

約数和(自身を含む): 66635520

約数和(自身を除く): 47898060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 4957, 9914, 14871, 19828, 24785, 29742, 34699, 44613, 49570, 59484, 69398, 74355, 89226, 99140, 104097, 133839, 138796, 148710, 173495, 178452, 208194, 223065, 267678, 297420, 312291, 346990, 416388, 446130, 520485, 535356, 624582, 669195, 693980, 892260, 936873, 1040970, 1249164, 1338390, 1561455, 1873746, 2081940, 2676780, 3122910, 3747492, 4684365, 6245820, 9368730, 18737460]

約数ペア:

[(1, 18737460), (2, 9368730), (3, 6245820), (4, 4684365), (5, 3747492), (6, 3122910), (7, 2676780), (9, 2081940), (10, 1873746), (12, 1561455), (14, 1338390), (15, 1249164), (18, 1040970), (20, 936873), (21, 892260), (27, 693980), (28, 669195), (30, 624582), (35, 535356), (36, 520485), (42, 446130), (45, 416388), (54, 346990), (60, 312291), (63, 297420), (70, 267678), (84, 223065), (90, 208194), (105, 178452), (108, 173495), (126, 148710), (135, 138796), (140, 133839), (180, 104097), (189, 99140), (210, 89226), (252, 74355), (270, 69398), (315, 59484), (378, 49570), (420, 44613), (540, 34699), (630, 29742), (756, 24785), (945, 19828), (1260, 14871), (1890, 9914), (3780, 4957)]