18849116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1063}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 40040448

約数和(自身を除く): 21191332

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 286, 341, 403, 572, 682, 806, 1063, 1364, 1612, 2126, 4252, 4433, 8866, 11693, 13819, 17732, 23386, 27638, 32953, 46772, 55276, 65906, 131812, 152009, 304018, 362483, 428389, 608036, 724966, 856778, 1449932, 1713556, 4712279, 9424558, 18849116]

約数ペア:

[(1, 18849116), (2, 9424558), (4, 4712279), (11, 1713556), (13, 1449932), (22, 856778), (26, 724966), (31, 608036), (44, 428389), (52, 362483), (62, 304018), (124, 152009), (143, 131812), (286, 65906), (341, 55276), (403, 46772), (572, 32953), (682, 27638), (806, 23386), (1063, 17732), (1364, 13819), (1612, 11693), (2126, 8866), (4252, 4433)]