19520199165

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1\times {\mathrm{48157}}^1$

素因数の和:48669

約数の個数: 32

約数和(自身を含む): 31816642176

約数和(自身を除く): 12296443011

約数列:

[1, 3, 5, 15, 61, 183, 305, 443, 915, 1329, 2215, 6645, 27023, 48157, 81069, 135115, 144471, 240785, 405345, 722355, 2937577, 8812731, 14687885, 21333551, 44063655, 64000653, 106667755, 320003265, 1301346611, 3904039833, 6506733055, 19520199165]

約数ペア:

[(1, 19520199165), (3, 6506733055), (5, 3904039833), (15, 1301346611), (61, 320003265), (183, 106667755), (305, 64000653), (443, 44063655), (915, 21333551), (1329, 14687885), (2215, 8812731), (6645, 2937577), (27023, 722355), (48157, 405345), (81069, 240785), (135115, 144471)]