19091390576

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{1613}}^1$

素因数の和:1930

約数の個数: 80

約数和(自身を含む): 38391688608

約数和(自身を除く): 19300298032

約数列:

[1, 2, 4, 8, 16, 61, 67, 122, 134, 181, 244, 268, 362, 488, 536, 724, 976, 1072, 1448, 1613, 2896, 3226, 4087, 6452, 8174, 11041, 12127, 12904, 16348, 22082, 24254, 25808, 32696, 44164, 48508, 65392, 88328, 97016, 98393, 108071, 176656, 194032, 196786, 216142, 291953, 393572, 432284, 583906, 739747, 787144, 864568, 1167812, 1479494, 1574288, 1729136, 2335624, 2958988, 4671248, 5917976, 6592331, 11835952, 13184662, 17809133, 19560851, 26369324, 35618266, 39121702, 52738648, 71236532, 78243404, 105477296, 142473064, 156486808, 284946128, 312973616, 1193211911, 2386423822, 4772847644, 9545695288, 19091390576]

約数ペア:

[(1, 19091390576), (2, 9545695288), (4, 4772847644), (8, 2386423822), (16, 1193211911), (61, 312973616), (67, 284946128), (122, 156486808), (134, 142473064), (181, 105477296), (244, 78243404), (268, 71236532), (362, 52738648), (488, 39121702), (536, 35618266), (724, 26369324), (976, 19560851), (1072, 17809133), (1448, 13184662), (1613, 11835952), (2896, 6592331), (3226, 5917976), (4087, 4671248), (6452, 2958988), (8174, 2335624), (11041, 1729136), (12127, 1574288), (12904, 1479494), (16348, 1167812), (22082, 864568), (24254, 787144), (25808, 739747), (32696, 583906), (44164, 432284), (48508, 393572), (65392, 291953), (88328, 216142), (97016, 196786), (98393, 194032), (108071, 176656)]