20122493855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1\times {\mathrm{3733}}^1$

素因数の和:4271

約数の個数: 32

約数和(自身を含む): 25293219840

約数和(自身を除く): 5170725985

約数列:

[1, 5, 31, 83, 155, 415, 419, 2095, 2573, 3733, 12865, 12989, 18665, 34777, 64945, 115723, 173885, 309839, 578615, 1078087, 1549195, 1564127, 5390435, 7820635, 9605009, 48025045, 48487937, 129822541, 242439685, 649112705, 4024498771, 20122493855]

約数ペア:

[(1, 20122493855), (5, 4024498771), (31, 649112705), (83, 242439685), (155, 129822541), (415, 48487937), (419, 48025045), (2095, 9605009), (2573, 7820635), (3733, 5390435), (12865, 1564127), (12989, 1549195), (18665, 1078087), (34777, 578615), (64945, 309839), (115723, 173885)]