20070408908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{5807}}^1$

素因数の和:6063

約数の個数: 72

約数和(自身を含む): 39862232256

約数和(自身を除く): 19791823348

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 193, 242, 386, 407, 484, 772, 814, 1628, 2123, 4246, 4477, 5807, 7141, 8492, 8954, 11614, 14282, 17908, 23228, 23353, 28564, 46706, 63877, 78551, 93412, 127754, 157102, 214859, 255508, 314204, 429718, 702647, 859436, 864061, 1120751, 1405294, 1728122, 2241502, 2363449, 2810588, 3456244, 4483004, 4726898, 9453796, 12328261, 24656522, 25997939, 41467787, 49313044, 51995878, 82935574, 103991756, 135610871, 165871148, 271221742, 456145657, 542443484, 912291314, 1824582628, 5017602227, 10035204454, 20070408908]

約数ペア:

[(1, 20070408908), (2, 10035204454), (4, 5017602227), (11, 1824582628), (22, 912291314), (37, 542443484), (44, 456145657), (74, 271221742), (121, 165871148), (148, 135610871), (193, 103991756), (242, 82935574), (386, 51995878), (407, 49313044), (484, 41467787), (772, 25997939), (814, 24656522), (1628, 12328261), (2123, 9453796), (4246, 4726898), (4477, 4483004), (5807, 3456244), (7141, 2810588), (8492, 2363449), (8954, 2241502), (11614, 1728122), (14282, 1405294), (17908, 1120751), (23228, 864061), (23353, 859436), (28564, 702647), (46706, 429718), (63877, 314204), (78551, 255508), (93412, 214859), (127754, 157102)]