19148018

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 32306688

約数和(自身を除く): 13158670

約数列:

[1, 2, 17, 31, 34, 37, 62, 74, 491, 527, 629, 982, 1054, 1147, 1258, 2294, 8347, 15221, 16694, 18167, 19499, 30442, 36334, 38998, 258757, 308839, 517514, 563177, 617678, 1126354, 9574009, 19148018]

約数ペア:

[(1, 19148018), (2, 9574009), (17, 1126354), (31, 617678), (34, 563177), (37, 517514), (62, 308839), (74, 258757), (491, 38998), (527, 36334), (629, 30442), (982, 19499), (1054, 18167), (1147, 16694), (1258, 15221), (2294, 8347)]