19385912

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 46233600

約数和(自身を除く): 26847688

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 859, 868, 1612, 1718, 1736, 2821, 3224, 3436, 5642, 6013, 6872, 11167, 11284, 12026, 22334, 22568, 24052, 26629, 44668, 48104, 53258, 78169, 89336, 106516, 156338, 186403, 213032, 312676, 346177, 372806, 625352, 692354, 745612, 1384708, 1491224, 2423239, 2769416, 4846478, 9692956, 19385912]

約数ペア:

[(1, 19385912), (2, 9692956), (4, 4846478), (7, 2769416), (8, 2423239), (13, 1491224), (14, 1384708), (26, 745612), (28, 692354), (31, 625352), (52, 372806), (56, 346177), (62, 312676), (91, 213032), (104, 186403), (124, 156338), (182, 106516), (217, 89336), (248, 78169), (364, 53258), (403, 48104), (434, 44668), (728, 26629), (806, 24052), (859, 22568), (868, 22334), (1612, 12026), (1718, 11284), (1736, 11167), (2821, 6872), (3224, 6013), (3436, 5642)]