18833883952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1\times {\mathrm{1933}}^1$

素因数の和:2430

約数の個数: 80

約数和(自身を含む): 39718325920

約数和(自身を除く): 20884441968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 337, 556, 674, 1112, 1348, 1807, 1933, 2224, 2696, 3614, 3866, 4381, 5392, 7228, 7732, 8762, 14456, 15464, 17524, 25129, 28912, 30928, 35048, 46843, 50258, 70096, 93686, 100516, 187372, 201032, 268687, 374744, 402064, 537374, 608959, 651421, 749488, 1074748, 1217918, 1302842, 2149496, 2435836, 2605684, 3492931, 4298992, 4871672, 5211368, 6985862, 8468473, 9743344, 10422736, 13971724, 16936946, 27943448, 33873892, 55886896, 67747784, 90547519, 135495568, 181095038, 362190076, 724380152, 1177117747, 1448760304, 2354235494, 4708470988, 9416941976, 18833883952]

約数ペア:

[(1, 18833883952), (2, 9416941976), (4, 4708470988), (8, 2354235494), (13, 1448760304), (16, 1177117747), (26, 724380152), (52, 362190076), (104, 181095038), (139, 135495568), (208, 90547519), (278, 67747784), (337, 55886896), (556, 33873892), (674, 27943448), (1112, 16936946), (1348, 13971724), (1807, 10422736), (1933, 9743344), (2224, 8468473), (2696, 6985862), (3614, 5211368), (3866, 4871672), (4381, 4298992), (5392, 3492931), (7228, 2605684), (7732, 2435836), (8762, 2149496), (14456, 1302842), (15464, 1217918), (17524, 1074748), (25129, 749488), (28912, 651421), (30928, 608959), (35048, 537374), (46843, 402064), (50258, 374744), (70096, 268687), (93686, 201032), (100516, 187372)]