20361692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 41559840

約数和(自身を除く): 21198148

約数列:

[1, 2, 4, 13, 19, 26, 37, 38, 52, 74, 76, 148, 247, 481, 494, 557, 703, 962, 988, 1114, 1406, 1924, 2228, 2812, 7241, 9139, 10583, 14482, 18278, 20609, 21166, 28964, 36556, 41218, 42332, 82436, 137579, 267917, 275158, 391571, 535834, 550316, 783142, 1071668, 1566284, 5090423, 10180846, 20361692]

約数ペア:

[(1, 20361692), (2, 10180846), (4, 5090423), (13, 1566284), (19, 1071668), (26, 783142), (37, 550316), (38, 535834), (52, 391571), (74, 275158), (76, 267917), (148, 137579), (247, 82436), (481, 42332), (494, 41218), (557, 36556), (703, 28964), (962, 21166), (988, 20609), (1114, 18278), (1406, 14482), (1924, 10583), (2228, 9139), (2812, 7241)]