15218988

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 36873984

約数和(自身を除く): 21654996

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 151, 222, 227, 302, 444, 453, 454, 604, 681, 906, 908, 1362, 1812, 2724, 5587, 8399, 11174, 16761, 16798, 22348, 25197, 33522, 33596, 34277, 50394, 67044, 68554, 100788, 102831, 137108, 205662, 411324, 1268249, 2536498, 3804747, 5072996, 7609494, 15218988]

約数ペア:

[(1, 15218988), (2, 7609494), (3, 5072996), (4, 3804747), (6, 2536498), (12, 1268249), (37, 411324), (74, 205662), (111, 137108), (148, 102831), (151, 100788), (222, 68554), (227, 67044), (302, 50394), (444, 34277), (453, 33596), (454, 33522), (604, 25197), (681, 22348), (906, 16798), (908, 16761), (1362, 11174), (1812, 8399), (2724, 5587)]