31286768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1061}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 64527120

約数和(自身を除く): 33240352

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1061, 1552, 1843, 2122, 3686, 4244, 7372, 8488, 14744, 16976, 20159, 29488, 40318, 80636, 102917, 161272, 205834, 322544, 411668, 823336, 1646672, 1955423, 3910846, 7821692, 15643384, 31286768]

約数ペア:

[(1, 31286768), (2, 15643384), (4, 7821692), (8, 3910846), (16, 1955423), (19, 1646672), (38, 823336), (76, 411668), (97, 322544), (152, 205834), (194, 161272), (304, 102917), (388, 80636), (776, 40318), (1061, 29488), (1552, 20159), (1843, 16976), (2122, 14744), (3686, 8488), (4244, 7372)]