20223745904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{213043}}^1$

素因数の和:213417

約数の個数: 40

約数和(自身を含む): 41607493200

約数和(自身を除く): 21383747296

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 349, 698, 1396, 2792, 5584, 5933, 11866, 23732, 47464, 94928, 213043, 426086, 852172, 1704344, 3408688, 3621731, 7243462, 14486924, 28973848, 57947696, 74352007, 148704014, 297408028, 594816056, 1189632112, 1263984119, 2527968238, 5055936476, 10111872952, 20223745904]

約数ペア:

[(1, 20223745904), (2, 10111872952), (4, 5055936476), (8, 2527968238), (16, 1263984119), (17, 1189632112), (34, 594816056), (68, 297408028), (136, 148704014), (272, 74352007), (349, 57947696), (698, 28973848), (1396, 14486924), (2792, 7243462), (5584, 3621731), (5933, 3408688), (11866, 1704344), (23732, 852172), (47464, 426086), (94928, 213043)]