20172472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6449}}^1$

素因数の和:6495

約数の個数: 32

約数和(自身を含む): 41796000

約数和(自身を除く): 21623528

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1564, 3128, 6449, 12898, 25796, 51592, 109633, 148327, 219266, 296654, 438532, 593308, 877064, 1186616, 2521559, 5043118, 10086236, 20172472]

約数ペア:

[(1, 20172472), (2, 10086236), (4, 5043118), (8, 2521559), (17, 1186616), (23, 877064), (34, 593308), (46, 438532), (68, 296654), (92, 219266), (136, 148327), (184, 109633), (391, 51592), (782, 25796), (1564, 12898), (3128, 6449)]