20944037192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{22157}}^1$

素因数の和:22386

約数の個数: 64

約数和(自身を含む): 43274574000

約数和(自身を除く): 22330536808

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 149, 244, 298, 488, 596, 793, 1192, 1586, 1937, 3172, 3874, 6344, 7748, 9089, 15496, 18178, 22157, 36356, 44314, 72712, 88628, 118157, 177256, 236314, 288041, 472628, 576082, 945256, 1152164, 1351577, 2304328, 2703154, 3301393, 5406308, 6602786, 10812616, 13205572, 17570501, 26411144, 35141002, 42918109, 70282004, 85836218, 140564008, 171672436, 201384973, 343344872, 402769946, 805539892, 1611079784, 2618004649, 5236009298, 10472018596, 20944037192]

約数ペア:

[(1, 20944037192), (2, 10472018596), (4, 5236009298), (8, 2618004649), (13, 1611079784), (26, 805539892), (52, 402769946), (61, 343344872), (104, 201384973), (122, 171672436), (149, 140564008), (244, 85836218), (298, 70282004), (488, 42918109), (596, 35141002), (793, 26411144), (1192, 17570501), (1586, 13205572), (1937, 10812616), (3172, 6602786), (3874, 5406308), (6344, 3301393), (7748, 2703154), (9089, 2304328), (15496, 1351577), (18178, 1152164), (22157, 945256), (36356, 576082), (44314, 472628), (72712, 288041), (88628, 236314), (118157, 177256)]