20187480426

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{619}}^1\times {\mathrm{2617}}^1$

素因数の和:3339

約数の個数: 64

約数和(自身を含む): 42383953920

約数和(自身を除く): 22196473494

約数列:

[1, 2, 3, 6, 31, 62, 67, 93, 134, 186, 201, 402, 619, 1238, 1857, 2077, 2617, 3714, 4154, 5234, 6231, 7851, 12462, 15702, 19189, 38378, 41473, 57567, 81127, 82946, 115134, 124419, 162254, 175339, 243381, 248838, 350678, 486762, 526017, 1052034, 1285663, 1619923, 2571326, 3239846, 3856989, 4859769, 5435509, 7713978, 9719538, 10871018, 16306527, 32613054, 50217613, 100435226, 108534841, 150652839, 217069682, 301305678, 325604523, 651209046, 3364580071, 6729160142, 10093740213, 20187480426]

約数ペア:

[(1, 20187480426), (2, 10093740213), (3, 6729160142), (6, 3364580071), (31, 651209046), (62, 325604523), (67, 301305678), (93, 217069682), (134, 150652839), (186, 108534841), (201, 100435226), (402, 50217613), (619, 32613054), (1238, 16306527), (1857, 10871018), (2077, 9719538), (2617, 7713978), (3714, 5435509), (4154, 4859769), (5234, 3856989), (6231, 3239846), (7851, 2571326), (12462, 1619923), (15702, 1285663), (19189, 1052034), (38378, 526017), (41473, 486762), (57567, 350678), (81127, 248838), (82946, 243381), (115134, 175339), (124419, 162254)]