19160258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 33312384

約数和(自身を除く): 14152126

約数列:

[1, 2, 13, 17, 26, 34, 67, 134, 221, 442, 647, 871, 1139, 1294, 1742, 2278, 8411, 10999, 14807, 16822, 21998, 29614, 43349, 86698, 142987, 285974, 563537, 736933, 1127074, 1473866, 9580129, 19160258]

約数ペア:

[(1, 19160258), (2, 9580129), (13, 1473866), (17, 1127074), (26, 736933), (34, 563537), (67, 285974), (134, 142987), (221, 86698), (442, 43349), (647, 29614), (871, 21998), (1139, 16822), (1294, 14807), (1742, 10999), (2278, 8411)]