20936032

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{853}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 45193680

約数和(自身を除く): 24257648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 767, 853, 944, 1534, 1706, 1888, 3068, 3412, 6136, 6824, 11089, 12272, 13648, 22178, 24544, 27296, 44356, 50327, 88712, 100654, 177424, 201308, 354848, 402616, 654251, 805232, 1308502, 1610464, 2617004, 5234008, 10468016, 20936032]

約数ペア:

[(1, 20936032), (2, 10468016), (4, 5234008), (8, 2617004), (13, 1610464), (16, 1308502), (26, 805232), (32, 654251), (52, 402616), (59, 354848), (104, 201308), (118, 177424), (208, 100654), (236, 88712), (416, 50327), (472, 44356), (767, 27296), (853, 24544), (944, 22178), (1534, 13648), (1706, 12272), (1888, 11089), (3068, 6824), (3412, 6136)]