20508729456

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1\times {\mathrm{15641}}^1$

素因数の和:16174

約数の個数: 80

約数和(自身を含む): 53998686720

約数和(自身を除く): 33489957264

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 177, 236, 354, 463, 472, 708, 926, 944, 1389, 1416, 1852, 2778, 2832, 3704, 5556, 7408, 11112, 15641, 22224, 27317, 31282, 46923, 54634, 62564, 81951, 93846, 109268, 125128, 163902, 187692, 218536, 250256, 327804, 375384, 437072, 655608, 750768, 922819, 1311216, 1845638, 2768457, 3691276, 5536914, 7241783, 7382552, 11073828, 14483566, 14765104, 21725349, 22147656, 28967132, 43450698, 44295312, 57934264, 86901396, 115868528, 173802792, 347605584, 427265197, 854530394, 1281795591, 1709060788, 2563591182, 3418121576, 5127182364, 6836243152, 10254364728, 20508729456]

約数ペア:

[(1, 20508729456), (2, 10254364728), (3, 6836243152), (4, 5127182364), (6, 3418121576), (8, 2563591182), (12, 1709060788), (16, 1281795591), (24, 854530394), (48, 427265197), (59, 347605584), (118, 173802792), (177, 115868528), (236, 86901396), (354, 57934264), (463, 44295312), (472, 43450698), (708, 28967132), (926, 22147656), (944, 21725349), (1389, 14765104), (1416, 14483566), (1852, 11073828), (2778, 7382552), (2832, 7241783), (3704, 5536914), (5556, 3691276), (7408, 2768457), (11112, 1845638), (15641, 1311216), (22224, 922819), (27317, 750768), (31282, 655608), (46923, 437072), (54634, 375384), (62564, 327804), (81951, 250256), (93846, 218536), (109268, 187692), (125128, 163902)]