19419050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 41729472

約数和(自身を除く): 22310422

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 113, 175, 226, 350, 491, 565, 791, 982, 1130, 1582, 2455, 2825, 3437, 3955, 4910, 5650, 6874, 7910, 12275, 17185, 19775, 24550, 34370, 39550, 55483, 85925, 110966, 171850, 277415, 388381, 554830, 776762, 1387075, 1941905, 2774150, 3883810, 9709525, 19419050]

約数ペア:

[(1, 19419050), (2, 9709525), (5, 3883810), (7, 2774150), (10, 1941905), (14, 1387075), (25, 776762), (35, 554830), (50, 388381), (70, 277415), (113, 171850), (175, 110966), (226, 85925), (350, 55483), (491, 39550), (565, 34370), (791, 24550), (982, 19775), (1130, 17185), (1582, 12275), (2455, 7910), (2825, 6874), (3437, 5650), (3955, 4910)]