18774702656

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{86357}}^1$

素因数の和:86491

約数の個数: 56

約数和(自身を含む): 38605480320

約数和(自身を除く): 19830777664

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 79, 86, 158, 172, 316, 344, 632, 688, 1264, 1376, 2528, 2752, 3397, 5056, 6794, 13588, 27176, 54352, 86357, 108704, 172714, 217408, 345428, 690856, 1381712, 2763424, 3713351, 5526848, 6822203, 7426702, 13644406, 14853404, 27288812, 29706808, 54577624, 59413616, 109155248, 118827232, 218310496, 237654464, 293354729, 436620992, 586709458, 1173418916, 2346837832, 4693675664, 9387351328, 18774702656]

約数ペア:

[(1, 18774702656), (2, 9387351328), (4, 4693675664), (8, 2346837832), (16, 1173418916), (32, 586709458), (43, 436620992), (64, 293354729), (79, 237654464), (86, 218310496), (158, 118827232), (172, 109155248), (316, 59413616), (344, 54577624), (632, 29706808), (688, 27288812), (1264, 14853404), (1376, 13644406), (2528, 7426702), (2752, 6822203), (3397, 5526848), (5056, 3713351), (6794, 2763424), (13588, 1381712), (27176, 690856), (54352, 345428), (86357, 217408), (108704, 172714)]