19217040290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{492871}}^1$

素因数の和:493442

約数の個数: 32

約数和(自身を含む): 39603250944

約数和(自身を除く): 20386210654

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 557, 1114, 2785, 3899, 5570, 7798, 19495, 38990, 492871, 985742, 2464355, 3450097, 4928710, 6900194, 17250485, 34500970, 274529147, 549058294, 1372645735, 1921704029, 2745291470, 3843408058, 9608520145, 19217040290]

約数ペア:

[(1, 19217040290), (2, 9608520145), (5, 3843408058), (7, 2745291470), (10, 1921704029), (14, 1372645735), (35, 549058294), (70, 274529147), (557, 34500970), (1114, 17250485), (2785, 6900194), (3899, 4928710), (5570, 3450097), (7798, 2464355), (19495, 985742), (38990, 492871)]