19782204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{733}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 50064672

約数和(自身を除く): 30282468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 346, 519, 692, 733, 1038, 1466, 2076, 2199, 2249, 2932, 4398, 4498, 6747, 8796, 8996, 9529, 13494, 19058, 26988, 28587, 38116, 57174, 114348, 126809, 253618, 380427, 507236, 760854, 1521708, 1648517, 3297034, 4945551, 6594068, 9891102, 19782204]

約数ペア:

[(1, 19782204), (2, 9891102), (3, 6594068), (4, 4945551), (6, 3297034), (12, 1648517), (13, 1521708), (26, 760854), (39, 507236), (52, 380427), (78, 253618), (156, 126809), (173, 114348), (346, 57174), (519, 38116), (692, 28587), (733, 26988), (1038, 19058), (1466, 13494), (2076, 9529), (2199, 8996), (2249, 8796), (2932, 6747), (4398, 4498)]