20553648

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 55639296

約数和(自身を除く): 35085648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 71, 74, 111, 142, 148, 163, 213, 222, 284, 296, 326, 426, 444, 489, 568, 592, 652, 852, 888, 978, 1136, 1304, 1704, 1776, 1956, 2608, 2627, 3408, 3912, 5254, 6031, 7824, 7881, 10508, 11573, 12062, 15762, 18093, 21016, 23146, 24124, 31524, 34719, 36186, 42032, 46292, 48248, 63048, 69438, 72372, 92584, 96496, 126096, 138876, 144744, 185168, 277752, 289488, 428201, 555504, 856402, 1284603, 1712804, 2569206, 3425608, 5138412, 6851216, 10276824, 20553648]

約数ペア:

[(1, 20553648), (2, 10276824), (3, 6851216), (4, 5138412), (6, 3425608), (8, 2569206), (12, 1712804), (16, 1284603), (24, 856402), (37, 555504), (48, 428201), (71, 289488), (74, 277752), (111, 185168), (142, 144744), (148, 138876), (163, 126096), (213, 96496), (222, 92584), (284, 72372), (296, 69438), (326, 63048), (426, 48248), (444, 46292), (489, 42032), (568, 36186), (592, 34719), (652, 31524), (852, 24124), (888, 23146), (978, 21016), (1136, 18093), (1304, 15762), (1704, 12062), (1776, 11573), (1956, 10508), (2608, 7881), (2627, 7824), (3408, 6031), (3912, 5254)]