19969416

素因数分解:

$2^3\times 3^4\times {\mathrm{30817}}^1$

素因数の和:30835

約数の個数: 40

約数和(自身を含む): 55934670

約数和(自身を除く): 35965254

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30817, 61634, 92451, 123268, 184902, 246536, 277353, 369804, 554706, 739608, 832059, 1109412, 1664118, 2218824, 2496177, 3328236, 4992354, 6656472, 9984708, 19969416]

約数ペア:

[(1, 19969416), (2, 9984708), (3, 6656472), (4, 4992354), (6, 3328236), (8, 2496177), (9, 2218824), (12, 1664118), (18, 1109412), (24, 832059), (27, 739608), (36, 554706), (54, 369804), (72, 277353), (81, 246536), (108, 184902), (162, 123268), (216, 92451), (324, 61634), (648, 30817)]