20119977535

素因数分解:

$5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1409}}^1\times {\mathrm{2503}}^1$

素因数の和:4087

約数の個数: 32

約数和(自身を含む): 27793198080

約数和(自身を除く): 7673220545

約数列:

[1, 5, 7, 35, 163, 815, 1141, 1409, 2503, 5705, 7045, 9863, 12515, 17521, 49315, 87605, 229667, 407989, 1148335, 1607669, 2039945, 2855923, 3526727, 8038345, 14279615, 17633635, 24687089, 123435445, 574856501, 2874282505, 4023995507, 20119977535]

約数ペア:

[(1, 20119977535), (5, 4023995507), (7, 2874282505), (35, 574856501), (163, 123435445), (815, 24687089), (1141, 17633635), (1409, 14279615), (2503, 8038345), (5705, 3526727), (7045, 2855923), (9863, 2039945), (12515, 1607669), (17521, 1148335), (49315, 407989), (87605, 229667)]