20413944

素因数分解:

$2^3\times 3^5\times {\mathrm{10501}}^1$

素因数の和:10522

約数の個数: 48

約数和(自身を含む): 57340920

約数和(自身を除く): 36926976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10501, 21002, 31503, 42004, 63006, 84008, 94509, 126012, 189018, 252024, 283527, 378036, 567054, 756072, 850581, 1134108, 1701162, 2268216, 2551743, 3402324, 5103486, 6804648, 10206972, 20413944]

約数ペア:

[(1, 20413944), (2, 10206972), (3, 6804648), (4, 5103486), (6, 3402324), (8, 2551743), (9, 2268216), (12, 1701162), (18, 1134108), (24, 850581), (27, 756072), (36, 567054), (54, 378036), (72, 283527), (81, 252024), (108, 189018), (162, 126012), (216, 94509), (243, 84008), (324, 63006), (486, 42004), (648, 31503), (972, 21002), (1944, 10501)]