20235979244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1471

約数の個数: 96

約数和(自身を含む): 40203018240

約数和(自身を除く): 19967038996

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 131, 158, 262, 316, 403, 524, 806, 1027, 1213, 1612, 1703, 2054, 2426, 2449, 3406, 4061, 4108, 4852, 4898, 6812, 8122, 9796, 10349, 15769, 16244, 20698, 31538, 31837, 37603, 41396, 52793, 63076, 63674, 75206, 95827, 105586, 127348, 134537, 150412, 158903, 191654, 211172, 269074, 317806, 320819, 383308, 488839, 538148, 635612, 641638, 977678, 1245751, 1283276, 1955356, 2065739, 2491502, 2970637, 4131478, 4170647, 4925993, 4983004, 5941274, 8262956, 8341294, 9851986, 11882548, 12553337, 16682588, 19703972, 25106674, 38618281, 50213348, 64037909, 77236562, 128075818, 154473124, 163193381, 256151636, 326386762, 389153447, 652773524, 778306894, 1556613788, 5058994811, 10117989622, 20235979244]

約数ペア:

[(1, 20235979244), (2, 10117989622), (4, 5058994811), (13, 1556613788), (26, 778306894), (31, 652773524), (52, 389153447), (62, 326386762), (79, 256151636), (124, 163193381), (131, 154473124), (158, 128075818), (262, 77236562), (316, 64037909), (403, 50213348), (524, 38618281), (806, 25106674), (1027, 19703972), (1213, 16682588), (1612, 12553337), (1703, 11882548), (2054, 9851986), (2426, 8341294), (2449, 8262956), (3406, 5941274), (4061, 4983004), (4108, 4925993), (4852, 4170647), (4898, 4131478), (6812, 2970637), (8122, 2491502), (9796, 2065739), (10349, 1955356), (15769, 1283276), (16244, 1245751), (20698, 977678), (31538, 641638), (31837, 635612), (37603, 538148), (41396, 488839), (52793, 383308), (63076, 320819), (63674, 317806), (75206, 269074), (95827, 211172), (105586, 191654), (127348, 158903), (134537, 150412)]