20162061816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{245711}}^1$

素因数の和:245996

約数の個数: 64

約数和(自身を含む): 54489093120

約数和(自身を除く): 34327031304

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 263, 312, 526, 789, 1052, 1578, 2104, 3156, 3419, 6312, 6838, 10257, 13676, 20514, 27352, 41028, 82056, 245711, 491422, 737133, 982844, 1474266, 1965688, 2948532, 3194243, 5897064, 6388486, 9582729, 12776972, 19165458, 25553944, 38330916, 64621993, 76661832, 129243986, 193865979, 258487972, 387731958, 516975944, 775463916, 840085909, 1550927832, 1680171818, 2520257727, 3360343636, 5040515454, 6720687272, 10081030908, 20162061816]

約数ペア:

[(1, 20162061816), (2, 10081030908), (3, 6720687272), (4, 5040515454), (6, 3360343636), (8, 2520257727), (12, 1680171818), (13, 1550927832), (24, 840085909), (26, 775463916), (39, 516975944), (52, 387731958), (78, 258487972), (104, 193865979), (156, 129243986), (263, 76661832), (312, 64621993), (526, 38330916), (789, 25553944), (1052, 19165458), (1578, 12776972), (2104, 9582729), (3156, 6388486), (3419, 5897064), (6312, 3194243), (6838, 2948532), (10257, 1965688), (13676, 1474266), (20514, 982844), (27352, 737133), (41028, 491422), (82056, 245711)]