20094256

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 49344064

約数和(自身を除く): 29249808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 74, 91, 104, 112, 148, 182, 208, 259, 296, 364, 373, 481, 518, 592, 728, 746, 962, 1036, 1456, 1492, 1924, 2072, 2611, 2984, 3367, 3848, 4144, 4849, 5222, 5968, 6734, 7696, 9698, 10444, 13468, 13801, 19396, 20888, 26936, 27602, 33943, 38792, 41776, 53872, 55204, 67886, 77584, 96607, 110408, 135772, 179413, 193214, 220816, 271544, 358826, 386428, 543088, 717652, 772856, 1255891, 1435304, 1545712, 2511782, 2870608, 5023564, 10047128, 20094256]

約数ペア:

[(1, 20094256), (2, 10047128), (4, 5023564), (7, 2870608), (8, 2511782), (13, 1545712), (14, 1435304), (16, 1255891), (26, 772856), (28, 717652), (37, 543088), (52, 386428), (56, 358826), (74, 271544), (91, 220816), (104, 193214), (112, 179413), (148, 135772), (182, 110408), (208, 96607), (259, 77584), (296, 67886), (364, 55204), (373, 53872), (481, 41776), (518, 38792), (592, 33943), (728, 27602), (746, 26936), (962, 20888), (1036, 19396), (1456, 13801), (1492, 13468), (1924, 10444), (2072, 9698), (2611, 7696), (2984, 6734), (3367, 5968), (3848, 5222), (4144, 4849)]