16789724

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 37459968

約数和(自身を除く): 20670244

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 31, 46, 58, 62, 92, 116, 124, 161, 203, 217, 322, 406, 434, 644, 667, 713, 812, 841, 868, 899, 1334, 1426, 1682, 1798, 2668, 2852, 3364, 3596, 4669, 4991, 5887, 6293, 9338, 9982, 11774, 12586, 18676, 19343, 19964, 20677, 23548, 25172, 26071, 38686, 41354, 52142, 77372, 82708, 104284, 135401, 144739, 182497, 270802, 289478, 364994, 541604, 578956, 599633, 729988, 1199266, 2398532, 4197431, 8394862, 16789724]

約数ペア:

[(1, 16789724), (2, 8394862), (4, 4197431), (7, 2398532), (14, 1199266), (23, 729988), (28, 599633), (29, 578956), (31, 541604), (46, 364994), (58, 289478), (62, 270802), (92, 182497), (116, 144739), (124, 135401), (161, 104284), (203, 82708), (217, 77372), (322, 52142), (406, 41354), (434, 38686), (644, 26071), (667, 25172), (713, 23548), (812, 20677), (841, 19964), (868, 19343), (899, 18676), (1334, 12586), (1426, 11774), (1682, 9982), (1798, 9338), (2668, 6293), (2852, 5887), (3364, 4991), (3596, 4669)]