19221612

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 46728192

約数和(自身を除く): 27506580

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 163, 186, 317, 326, 372, 489, 634, 652, 951, 978, 1268, 1902, 1956, 3804, 5053, 9827, 10106, 15159, 19654, 20212, 29481, 30318, 39308, 51671, 58962, 60636, 103342, 117924, 155013, 206684, 310026, 620052, 1601801, 3203602, 4805403, 6407204, 9610806, 19221612]

約数ペア:

[(1, 19221612), (2, 9610806), (3, 6407204), (4, 4805403), (6, 3203602), (12, 1601801), (31, 620052), (62, 310026), (93, 206684), (124, 155013), (163, 117924), (186, 103342), (317, 60636), (326, 58962), (372, 51671), (489, 39308), (634, 30318), (652, 29481), (951, 20212), (978, 19654), (1268, 15159), (1902, 10106), (1956, 9827), (3804, 5053)]