20348021870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 41384867328

約数和(自身を除く): 21036845458

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 113, 121, 163, 166, 226, 242, 326, 415, 565, 605, 815, 830, 913, 1130, 1210, 1243, 1331, 1630, 1793, 1826, 2486, 2662, 3586, 4565, 6215, 6655, 8965, 9130, 9379, 10043, 12430, 13310, 13529, 13673, 17930, 18419, 18758, 19723, 20086, 27058, 27346, 36838, 39446, 46895, 50215, 67645, 68365, 92095, 93790, 98615, 100430, 103169, 110473, 135290, 136730, 148819, 150403, 184190, 197230, 202609, 206338, 216953, 220946, 297638, 300806, 405218, 433906, 515845, 552365, 744095, 752015, 1013045, 1031690, 1084765, 1104730, 1134859, 1488190, 1504030, 1528777, 1637009, 2026090, 2169530, 2228699, 2269718, 3057554, 3274018, 4457398, 5674295, 7643885, 8185045, 11143495, 11348590, 12483449, 15287770, 16370090, 16816547, 18007099, 22286990, 24515689, 24966898, 33633094, 36014198, 49031378, 62417245, 84082735, 90035495, 122578445, 124834490, 168165470, 180070990, 184982017, 245156890, 369964034, 924910085, 1849820170, 2034802187, 4069604374, 10174010935, 20348021870]

約数ペア:

[(1, 20348021870), (2, 10174010935), (5, 4069604374), (10, 2034802187), (11, 1849820170), (22, 924910085), (55, 369964034), (83, 245156890), (110, 184982017), (113, 180070990), (121, 168165470), (163, 124834490), (166, 122578445), (226, 90035495), (242, 84082735), (326, 62417245), (415, 49031378), (565, 36014198), (605, 33633094), (815, 24966898), (830, 24515689), (913, 22286990), (1130, 18007099), (1210, 16816547), (1243, 16370090), (1331, 15287770), (1630, 12483449), (1793, 11348590), (1826, 11143495), (2486, 8185045), (2662, 7643885), (3586, 5674295), (4565, 4457398), (6215, 3274018), (6655, 3057554), (8965, 2269718), (9130, 2228699), (9379, 2169530), (10043, 2026090), (12430, 1637009), (13310, 1528777), (13529, 1504030), (13673, 1488190), (17930, 1134859), (18419, 1104730), (18758, 1084765), (19723, 1031690), (20086, 1013045), (27058, 752015), (27346, 744095), (36838, 552365), (39446, 515845), (46895, 433906), (50215, 405218), (67645, 300806), (68365, 297638), (92095, 220946), (93790, 216953), (98615, 206338), (100430, 202609), (103169, 197230), (110473, 184190), (135290, 150403), (136730, 148819)]