18444906165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{20231}}^1$

素因数の和:20722

約数の個数: 64

約数和(自身を含む): 35582423040

約数和(自身を除く): 17137516875

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 457, 665, 1371, 1995, 2285, 3199, 6855, 8683, 9597, 15995, 20231, 26049, 43415, 47985, 60693, 60781, 101155, 130245, 141617, 182343, 303465, 303905, 384389, 424851, 708085, 911715, 1153167, 1921945, 2124255, 2690723, 5765835, 8072169, 9245567, 13453615, 27736701, 40360845, 46227835, 64718969, 138683505, 175665773, 194156907, 323594845, 526997319, 878328865, 970784535, 1229660411, 2634986595, 3688981233, 6148302055, 18444906165]

約数ペア:

[(1, 18444906165), (3, 6148302055), (5, 3688981233), (7, 2634986595), (15, 1229660411), (19, 970784535), (21, 878328865), (35, 526997319), (57, 323594845), (95, 194156907), (105, 175665773), (133, 138683505), (285, 64718969), (399, 46227835), (457, 40360845), (665, 27736701), (1371, 13453615), (1995, 9245567), (2285, 8072169), (3199, 5765835), (6855, 2690723), (8683, 2124255), (9597, 1921945), (15995, 1153167), (20231, 911715), (26049, 708085), (43415, 424851), (47985, 384389), (60693, 303905), (60781, 303465), (101155, 182343), (130245, 141617)]