18201984

素因数分解:

$2^7\times 3^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:567

約数の個数: 64

約数和(自身を含む): 48911040

約数和(自身を除く): 30709056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 107, 128, 192, 214, 321, 384, 428, 443, 642, 856, 886, 1284, 1329, 1712, 1772, 2568, 2658, 3424, 3544, 5136, 5316, 6848, 7088, 10272, 10632, 13696, 14176, 20544, 21264, 28352, 41088, 42528, 47401, 56704, 85056, 94802, 142203, 170112, 189604, 284406, 379208, 568812, 758416, 1137624, 1516832, 2275248, 3033664, 4550496, 6067328, 9100992, 18201984]

約数ペア:

[(1, 18201984), (2, 9100992), (3, 6067328), (4, 4550496), (6, 3033664), (8, 2275248), (12, 1516832), (16, 1137624), (24, 758416), (32, 568812), (48, 379208), (64, 284406), (96, 189604), (107, 170112), (128, 142203), (192, 94802), (214, 85056), (321, 56704), (384, 47401), (428, 42528), (443, 41088), (642, 28352), (856, 21264), (886, 20544), (1284, 14176), (1329, 13696), (1712, 10632), (1772, 10272), (2568, 7088), (2658, 6848), (3424, 5316), (3544, 5136)]