16863490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 37822464

約数和(自身を除く): 20958974

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 37, 70, 74, 85, 119, 170, 185, 238, 259, 370, 383, 518, 595, 629, 766, 1190, 1258, 1295, 1915, 2590, 2681, 3145, 3830, 4403, 5362, 6290, 6511, 8806, 13022, 13405, 14171, 22015, 26810, 28342, 32555, 44030, 45577, 65110, 70855, 91154, 99197, 141710, 198394, 227885, 240907, 455770, 481814, 495985, 991970, 1204535, 1686349, 2409070, 3372698, 8431745, 16863490]

約数ペア:

[(1, 16863490), (2, 8431745), (5, 3372698), (7, 2409070), (10, 1686349), (14, 1204535), (17, 991970), (34, 495985), (35, 481814), (37, 455770), (70, 240907), (74, 227885), (85, 198394), (119, 141710), (170, 99197), (185, 91154), (238, 70855), (259, 65110), (370, 45577), (383, 44030), (518, 32555), (595, 28342), (629, 26810), (766, 22015), (1190, 14171), (1258, 13405), (1295, 13022), (1915, 8806), (2590, 6511), (2681, 6290), (3145, 5362), (3830, 4403)]