1966755702908

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{809}}^1\times {\mathrm{20333}}^1$

素因数の和:21638

約数の個数: 48

約数和(自身を含む): 3503086211520

約数和(自身を除く): 1536330508612

約数列:

[1, 2, 4, 71, 142, 284, 421, 809, 842, 1618, 1684, 3236, 20333, 29891, 40666, 57439, 59782, 81332, 114878, 119564, 229756, 340589, 681178, 1362356, 1443643, 2887286, 5774572, 8560193, 16449397, 17120386, 24181819, 32898794, 34240772, 48363638, 65797588, 96727276, 607773703, 1167907187, 1215547406, 2335814374, 2431094812, 4671628748, 6925196137, 13850392274, 27700784548, 491688925727, 983377851454, 1966755702908]

約数ペア:

[(1, 1966755702908), (2, 983377851454), (4, 491688925727), (71, 27700784548), (142, 13850392274), (284, 6925196137), (421, 4671628748), (809, 2431094812), (842, 2335814374), (1618, 1215547406), (1684, 1167907187), (3236, 607773703), (20333, 96727276), (29891, 65797588), (40666, 48363638), (57439, 34240772), (59782, 32898794), (81332, 24181819), (114878, 17120386), (119564, 16449397), (229756, 8560193), (340589, 5774572), (681178, 2887286), (1362356, 1443643)]