18804977516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{122963}}^1$

素因数の和:123170

約数の個数: 48

約数和(自身を含む): 37742078304

約数和(自身を除く): 18937100788

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 173, 221, 346, 442, 692, 884, 2249, 2941, 4498, 5882, 8996, 11764, 38233, 76466, 122963, 152932, 245926, 491852, 1598519, 2090371, 3197038, 4180742, 6394076, 8361484, 21272599, 27174823, 42545198, 54349646, 85090396, 108699292, 276543787, 361634183, 553087574, 723268366, 1106175148, 1446536732, 4701244379, 9402488758, 18804977516]

約数ペア:

[(1, 18804977516), (2, 9402488758), (4, 4701244379), (13, 1446536732), (17, 1106175148), (26, 723268366), (34, 553087574), (52, 361634183), (68, 276543787), (173, 108699292), (221, 85090396), (346, 54349646), (442, 42545198), (692, 27174823), (884, 21272599), (2249, 8361484), (2941, 6394076), (4498, 4180742), (5882, 3197038), (8996, 2090371), (11764, 1598519), (38233, 491852), (76466, 245926), (122963, 152932)]