20199541572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2166403}}^1$

素因数の和:2166457

約数の個数: 72

約数和(自身を含む): 59931400256

約数和(自身を除く): 39731858684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3108, 4662, 9324, 2166403, 4332806, 6499209, 8665612, 12998418, 15164821, 19497627, 25996836, 30329642, 38995254, 45494463, 60659284, 77990508, 80156911, 90988926, 136483389, 160313822, 181977852, 240470733, 272966778, 320627644, 480941466, 545933556, 561098377, 721412199, 961882932, 1122196754, 1442824398, 1683295131, 2244393508, 2885648796, 3366590262, 5049885393, 6733180524, 10099770786, 20199541572]

約数ペア:

[(1, 20199541572), (2, 10099770786), (3, 6733180524), (4, 5049885393), (6, 3366590262), (7, 2885648796), (9, 2244393508), (12, 1683295131), (14, 1442824398), (18, 1122196754), (21, 961882932), (28, 721412199), (36, 561098377), (37, 545933556), (42, 480941466), (63, 320627644), (74, 272966778), (84, 240470733), (111, 181977852), (126, 160313822), (148, 136483389), (222, 90988926), (252, 80156911), (259, 77990508), (333, 60659284), (444, 45494463), (518, 38995254), (666, 30329642), (777, 25996836), (1036, 19497627), (1332, 15164821), (1554, 12998418), (2331, 8665612), (3108, 6499209), (4662, 4332806), (9324, 2166403)]