19636376

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 38087280

約数和(自身を除く): 18450904

約数列:

[1, 2, 4, 8, 41, 82, 131, 164, 262, 328, 457, 524, 914, 1048, 1828, 3656, 5371, 10742, 18737, 21484, 37474, 42968, 59867, 74948, 119734, 149896, 239468, 478936, 2454547, 4909094, 9818188, 19636376]

約数ペア:

[(1, 19636376), (2, 9818188), (4, 4909094), (8, 2454547), (41, 478936), (82, 239468), (131, 149896), (164, 119734), (262, 74948), (328, 59867), (457, 42968), (524, 37474), (914, 21484), (1048, 18737), (1828, 10742), (3656, 5371)]