20158381036

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{22067}}^1$

素因数の和:22294

約数の個数: 48

約数和(自身を含む): 37370833920

約数和(自身を除く): 17212452884

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 139, 212, 278, 556, 1643, 3286, 4309, 6572, 7367, 8618, 14734, 17236, 22067, 29468, 44134, 88268, 228377, 456754, 684077, 913508, 1169551, 1368154, 2339102, 2736308, 3067313, 4678204, 6134626, 12269252, 36256081, 72512162, 95086703, 145024324, 162567589, 190173406, 325135178, 380346812, 650270356, 5039595259, 10079190518, 20158381036]

約数ペア:

[(1, 20158381036), (2, 10079190518), (4, 5039595259), (31, 650270356), (53, 380346812), (62, 325135178), (106, 190173406), (124, 162567589), (139, 145024324), (212, 95086703), (278, 72512162), (556, 36256081), (1643, 12269252), (3286, 6134626), (4309, 4678204), (6572, 3067313), (7367, 2736308), (8618, 2339102), (14734, 1368154), (17236, 1169551), (22067, 913508), (29468, 684077), (44134, 456754), (88268, 228377)]