20496111648

素因数分解:

$2^5\times 3^1\times {\mathrm{1987}}^1\times {\mathrm{107449}}^1$

素因数の和:109449

約数の個数: 48

約数和(自身を含む): 53829871200

約数和(自身を除く): 33333759552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 1987, 3974, 5961, 7948, 11922, 15896, 23844, 31792, 47688, 63584, 95376, 107449, 190752, 214898, 322347, 429796, 644694, 859592, 1289388, 1719184, 2578776, 3438368, 5157552, 10315104, 213501163, 427002326, 640503489, 854004652, 1281006978, 1708009304, 2562013956, 3416018608, 5124027912, 6832037216, 10248055824, 20496111648]

約数ペア:

[(1, 20496111648), (2, 10248055824), (3, 6832037216), (4, 5124027912), (6, 3416018608), (8, 2562013956), (12, 1708009304), (16, 1281006978), (24, 854004652), (32, 640503489), (48, 427002326), (96, 213501163), (1987, 10315104), (3974, 5157552), (5961, 3438368), (7948, 2578776), (11922, 1719184), (15896, 1289388), (23844, 859592), (31792, 644694), (47688, 429796), (63584, 322347), (95376, 214898), (107449, 190752)]