19893768

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 52142400

約数和(自身を除く): 32248632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 101, 116, 174, 202, 232, 283, 303, 348, 404, 566, 606, 696, 808, 849, 1132, 1212, 1698, 2264, 2424, 2929, 3396, 5858, 6792, 8207, 8787, 11716, 16414, 17574, 23432, 24621, 28583, 32828, 35148, 49242, 57166, 65656, 70296, 85749, 98484, 114332, 171498, 196968, 228664, 342996, 685992, 828907, 1657814, 2486721, 3315628, 4973442, 6631256, 9946884, 19893768]

約数ペア:

[(1, 19893768), (2, 9946884), (3, 6631256), (4, 4973442), (6, 3315628), (8, 2486721), (12, 1657814), (24, 828907), (29, 685992), (58, 342996), (87, 228664), (101, 196968), (116, 171498), (174, 114332), (202, 98484), (232, 85749), (283, 70296), (303, 65656), (348, 57166), (404, 49242), (566, 35148), (606, 32828), (696, 28583), (808, 24621), (849, 23432), (1132, 17574), (1212, 16414), (1698, 11716), (2264, 8787), (2424, 8207), (2929, 6792), (3396, 5858)]