20165192595

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{682063}}^1$

素因数の和:682153

約数の個数: 40

約数和(自身を含む): 36643206336

約数和(自身を除く): 16478013741

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 1095, 1971, 3285, 5913, 9855, 29565, 682063, 2046189, 3410315, 6138567, 10230945, 18415701, 30692835, 49790599, 55247103, 92078505, 149371797, 248952995, 276235515, 448115391, 746858985, 1344346173, 2240576955, 4033038519, 6721730865, 20165192595]

約数ペア:

[(1, 20165192595), (3, 6721730865), (5, 4033038519), (9, 2240576955), (15, 1344346173), (27, 746858985), (45, 448115391), (73, 276235515), (81, 248952995), (135, 149371797), (219, 92078505), (365, 55247103), (405, 49790599), (657, 30692835), (1095, 18415701), (1971, 10230945), (3285, 6138567), (5913, 3410315), (9855, 2046189), (29565, 682063)]