20176682816

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{67349}}^1$

素因数の和:67543

約数の個数: 56

約数和(自身を含む): 41603980800

約数和(自身を除く): 21427297984

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 151, 248, 302, 496, 604, 992, 1208, 1984, 2416, 4681, 4832, 9362, 9664, 18724, 37448, 67349, 74896, 134698, 149792, 269396, 299584, 538792, 1077584, 2087819, 2155168, 4175638, 4310336, 8351276, 10169699, 16702552, 20339398, 33405104, 40678796, 66810208, 81357592, 133620416, 162715184, 315260669, 325430368, 630521338, 650860736, 1261042676, 2522085352, 5044170704, 10088341408, 20176682816]

約数ペア:

[(1, 20176682816), (2, 10088341408), (4, 5044170704), (8, 2522085352), (16, 1261042676), (31, 650860736), (32, 630521338), (62, 325430368), (64, 315260669), (124, 162715184), (151, 133620416), (248, 81357592), (302, 66810208), (496, 40678796), (604, 33405104), (992, 20339398), (1208, 16702552), (1984, 10169699), (2416, 8351276), (4681, 4310336), (4832, 4175638), (9362, 2155168), (9664, 2087819), (18724, 1077584), (37448, 538792), (67349, 299584), (74896, 269396), (134698, 149792)]