20401504

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{17231}}^1$

素因数の和:17278

約数の個数: 24

約数和(自身を含む): 41253408

約数和(自身を除く): 20851904

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 17231, 34462, 68924, 137848, 275696, 551392, 637547, 1275094, 2550188, 5100376, 10200752, 20401504]

約数ペア:

[(1, 20401504), (2, 10200752), (4, 5100376), (8, 2550188), (16, 1275094), (32, 637547), (37, 551392), (74, 275696), (148, 137848), (296, 68924), (592, 34462), (1184, 17231)]