19537336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 46126080

約数和(自身を除く): 26588744

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 571, 611, 658, 728, 1142, 1222, 1316, 2284, 2444, 2632, 3997, 4277, 4568, 4888, 7423, 7994, 8554, 14846, 15988, 17108, 26837, 29692, 31976, 34216, 51961, 53674, 59384, 103922, 107348, 187859, 207844, 214696, 348881, 375718, 415688, 697762, 751436, 1395524, 1502872, 2442167, 2791048, 4884334, 9768668, 19537336]

約数ペア:

[(1, 19537336), (2, 9768668), (4, 4884334), (7, 2791048), (8, 2442167), (13, 1502872), (14, 1395524), (26, 751436), (28, 697762), (47, 415688), (52, 375718), (56, 348881), (91, 214696), (94, 207844), (104, 187859), (182, 107348), (188, 103922), (329, 59384), (364, 53674), (376, 51961), (571, 34216), (611, 31976), (658, 29692), (728, 26837), (1142, 17108), (1222, 15988), (1316, 14846), (2284, 8554), (2444, 7994), (2632, 7423), (3997, 4888), (4277, 4568)]