20871936

素因数分解:

$2^8\times 3^2\times {\mathrm{9059}}^1$

素因数の和:9081

約数の個数: 54

約数和(自身を含む): 60185580

約数和(自身を除く): 39313644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 9059, 18118, 27177, 36236, 54354, 72472, 81531, 108708, 144944, 163062, 217416, 289888, 326124, 434832, 579776, 652248, 869664, 1159552, 1304496, 1739328, 2319104, 2608992, 3478656, 5217984, 6957312, 10435968, 20871936]

約数ペア:

[(1, 20871936), (2, 10435968), (3, 6957312), (4, 5217984), (6, 3478656), (8, 2608992), (9, 2319104), (12, 1739328), (16, 1304496), (18, 1159552), (24, 869664), (32, 652248), (36, 579776), (48, 434832), (64, 326124), (72, 289888), (96, 217416), (128, 163062), (144, 144944), (192, 108708), (256, 81531), (288, 72472), (384, 54354), (576, 36236), (768, 27177), (1152, 18118), (2304, 9059)]