20173392290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1\times {\mathrm{32983}}^1$

素因数の和:34994

約数の個数: 32

約数和(自身を含む): 37503599616

約数和(自身を除く): 17330207326

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1973, 3946, 9865, 19730, 32983, 61163, 65966, 122326, 164915, 305815, 329830, 611630, 1022473, 2044946, 5112365, 10224730, 65075459, 130150918, 325377295, 650754590, 2017339229, 4034678458, 10086696145, 20173392290]

約数ペア:

[(1, 20173392290), (2, 10086696145), (5, 4034678458), (10, 2017339229), (31, 650754590), (62, 325377295), (155, 130150918), (310, 65075459), (1973, 10224730), (3946, 5112365), (9865, 2044946), (19730, 1022473), (32983, 611630), (61163, 329830), (65966, 305815), (122326, 164915)]