19406752

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{541}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 40975200

約数和(自身を除く): 21568448

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 236, 304, 472, 541, 608, 944, 1082, 1121, 1888, 2164, 2242, 4328, 4484, 8656, 8968, 10279, 17312, 17936, 20558, 31919, 35872, 41116, 63838, 82232, 127676, 164464, 255352, 328928, 510704, 606461, 1021408, 1212922, 2425844, 4851688, 9703376, 19406752]

約数ペア:

[(1, 19406752), (2, 9703376), (4, 4851688), (8, 2425844), (16, 1212922), (19, 1021408), (32, 606461), (38, 510704), (59, 328928), (76, 255352), (118, 164464), (152, 127676), (236, 82232), (304, 63838), (472, 41116), (541, 35872), (608, 31919), (944, 20558), (1082, 17936), (1121, 17312), (1888, 10279), (2164, 8968), (2242, 8656), (4328, 4484)]