20185984142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1013}}^1\times {\mathrm{4003}}^1$

素因数の和:5168

約数の個数: 32

約数和(自身を含む): 32155643520

約数和(自身を除く): 11969659378

約数列:

[1, 2, 19, 38, 131, 262, 1013, 2026, 2489, 4003, 4978, 8006, 19247, 38494, 76057, 132703, 152114, 265406, 524393, 1048786, 2521357, 4055039, 5042714, 8110078, 9963467, 19926934, 77045741, 154091482, 531210109, 1062420218, 10092992071, 20185984142]

約数ペア:

[(1, 20185984142), (2, 10092992071), (19, 1062420218), (38, 531210109), (131, 154091482), (262, 77045741), (1013, 19926934), (2026, 9963467), (2489, 8110078), (4003, 5042714), (4978, 4055039), (8006, 2521357), (19247, 1048786), (38494, 524393), (76057, 265406), (132703, 152114)]