20161652290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2542453}}^1$

素因数の和:2542534

約数の個数: 32

約数和(自身を含む): 39723301296

約数和(自身を除く): 19561649006

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 2542453, 5084906, 12712265, 25424530, 33051889, 66103778, 155089633, 165259445, 310179266, 330518890, 775448165, 1550896330, 2016165229, 4032330458, 10080826145, 20161652290]

約数ペア:

[(1, 20161652290), (2, 10080826145), (5, 4032330458), (10, 2016165229), (13, 1550896330), (26, 775448165), (61, 330518890), (65, 310179266), (122, 165259445), (130, 155089633), (305, 66103778), (610, 33051889), (793, 25424530), (1586, 12712265), (3965, 5084906), (7930, 2542453)]