20707752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 36869208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2141, 2418, 3224, 4282, 4836, 6423, 8564, 9672, 12846, 17128, 25692, 27833, 51384, 55666, 66371, 83499, 111332, 132742, 166998, 199113, 222664, 265484, 333996, 398226, 530968, 667992, 796452, 862823, 1592904, 1725646, 2588469, 3451292, 5176938, 6902584, 10353876, 20707752]

約数ペア:

[(1, 20707752), (2, 10353876), (3, 6902584), (4, 5176938), (6, 3451292), (8, 2588469), (12, 1725646), (13, 1592904), (24, 862823), (26, 796452), (31, 667992), (39, 530968), (52, 398226), (62, 333996), (78, 265484), (93, 222664), (104, 199113), (124, 166998), (156, 132742), (186, 111332), (248, 83499), (312, 66371), (372, 55666), (403, 51384), (744, 27833), (806, 25692), (1209, 17128), (1612, 12846), (2141, 9672), (2418, 8564), (3224, 6423), (4282, 4836)]