19740486530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{797}}^1\times {\mathrm{2749}}^1$

素因数の和:3623

約数の個数: 64

約数和(自身を含む): 38394972000

約数和(自身を除く): 18654485470

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 797, 901, 1594, 1802, 2749, 3985, 4505, 5498, 7970, 9010, 13549, 13745, 27098, 27490, 42241, 46733, 67745, 84482, 93466, 135490, 145697, 211205, 233665, 291394, 422410, 467330, 718097, 728485, 1436194, 1456970, 2190953, 2476849, 3590485, 4381906, 4953698, 7180970, 10954765, 12384245, 21909530, 24768490, 37246201, 74492402, 116120509, 186231005, 232241018, 372462010, 580602545, 1161205090, 1974048653, 3948097306, 9870243265, 19740486530]

約数ペア:

[(1, 19740486530), (2, 9870243265), (5, 3948097306), (10, 1974048653), (17, 1161205090), (34, 580602545), (53, 372462010), (85, 232241018), (106, 186231005), (170, 116120509), (265, 74492402), (530, 37246201), (797, 24768490), (901, 21909530), (1594, 12384245), (1802, 10954765), (2749, 7180970), (3985, 4953698), (4505, 4381906), (5498, 3590485), (7970, 2476849), (9010, 2190953), (13549, 1456970), (13745, 1436194), (27098, 728485), (27490, 718097), (42241, 467330), (46733, 422410), (67745, 291394), (84482, 233665), (93466, 211205), (135490, 145697)]