20170981568

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{116687}}^1$

素因数の和:116809

約数の個数: 56

約数和(自身を含む): 41672085312

約数和(自身を除く): 21501103744

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 73, 74, 146, 148, 292, 296, 584, 592, 1168, 1184, 2336, 2368, 2701, 4672, 5402, 10804, 21608, 43216, 86432, 116687, 172864, 233374, 466748, 933496, 1866992, 3733984, 4317419, 7467968, 8518151, 8634838, 17036302, 17269676, 34072604, 34539352, 68145208, 69078704, 136290416, 138157408, 272580832, 276314816, 315171587, 545161664, 630343174, 1260686348, 2521372696, 5042745392, 10085490784, 20170981568]

約数ペア:

[(1, 20170981568), (2, 10085490784), (4, 5042745392), (8, 2521372696), (16, 1260686348), (32, 630343174), (37, 545161664), (64, 315171587), (73, 276314816), (74, 272580832), (146, 138157408), (148, 136290416), (292, 69078704), (296, 68145208), (584, 34539352), (592, 34072604), (1168, 17269676), (1184, 17036302), (2336, 8634838), (2368, 8518151), (2701, 7467968), (4672, 4317419), (5402, 3733984), (10804, 1866992), (21608, 933496), (43216, 466748), (86432, 233374), (116687, 172864)]