20218894952

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{5923}}^1$

素因数の和:6162

約数の個数: 64

約数和(自身を含む): 39500758080

約数和(自身を除く): 19281863128

約数列:

[1, 2, 4, 8, 53, 83, 97, 106, 166, 194, 212, 332, 388, 424, 664, 776, 4399, 5141, 5923, 8051, 8798, 10282, 11846, 16102, 17596, 20564, 23692, 32204, 35192, 41128, 47384, 64408, 313919, 426703, 491609, 574531, 627838, 853406, 983218, 1149062, 1255676, 1706812, 1966436, 2298124, 2511352, 3413624, 3932872, 4596248, 26055277, 30450143, 47686073, 52110554, 60900286, 95372146, 104221108, 121800572, 190744292, 208442216, 243601144, 381488584, 2527361869, 5054723738, 10109447476, 20218894952]

約数ペア:

[(1, 20218894952), (2, 10109447476), (4, 5054723738), (8, 2527361869), (53, 381488584), (83, 243601144), (97, 208442216), (106, 190744292), (166, 121800572), (194, 104221108), (212, 95372146), (332, 60900286), (388, 52110554), (424, 47686073), (664, 30450143), (776, 26055277), (4399, 4596248), (5141, 3932872), (5923, 3413624), (8051, 2511352), (8798, 2298124), (10282, 1966436), (11846, 1706812), (16102, 1255676), (17596, 1149062), (20564, 983218), (23692, 853406), (32204, 627838), (35192, 574531), (41128, 491609), (47384, 426703), (64408, 313919)]