20928384

素因数分解:

$2^7\times 3^2\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 61977240

約数和(自身を除く): 41048856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 128, 144, 148, 192, 222, 288, 296, 333, 384, 444, 491, 576, 592, 666, 888, 982, 1152, 1184, 1332, 1473, 1776, 1964, 2368, 2664, 2946, 3552, 3928, 4419, 4736, 5328, 5892, 7104, 7856, 8838, 10656, 11784, 14208, 15712, 17676, 18167, 21312, 23568, 31424, 35352, 36334, 42624, 47136, 54501, 62848, 70704, 72668, 94272, 109002, 141408, 145336, 163503, 188544, 218004, 282816, 290672, 327006, 436008, 565632, 581344, 654012, 872016, 1162688, 1308024, 1744032, 2325376, 2616048, 3488064, 5232096, 6976128, 10464192, 20928384]

約数ペア:

[(1, 20928384), (2, 10464192), (3, 6976128), (4, 5232096), (6, 3488064), (8, 2616048), (9, 2325376), (12, 1744032), (16, 1308024), (18, 1162688), (24, 872016), (32, 654012), (36, 581344), (37, 565632), (48, 436008), (64, 327006), (72, 290672), (74, 282816), (96, 218004), (111, 188544), (128, 163503), (144, 145336), (148, 141408), (192, 109002), (222, 94272), (288, 72668), (296, 70704), (333, 62848), (384, 54501), (444, 47136), (491, 42624), (576, 36334), (592, 35352), (666, 31424), (888, 23568), (982, 21312), (1152, 18167), (1184, 17676), (1332, 15712), (1473, 14208), (1776, 11784), (1964, 10656), (2368, 8838), (2664, 7856), (2946, 7104), (3552, 5892), (3928, 5328), (4419, 4736)]