19776822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8179}}^1$

素因数の和:8228

約数の個数: 32

約数和(自身を含む): 43975680

約数和(自身を除く): 24198858

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 8179, 16358, 24537, 49074, 106327, 212654, 253549, 318981, 507098, 637962, 760647, 1521294, 3296137, 6592274, 9888411, 19776822]

約数ペア:

[(1, 19776822), (2, 9888411), (3, 6592274), (6, 3296137), (13, 1521294), (26, 760647), (31, 637962), (39, 507098), (62, 318981), (78, 253549), (93, 212654), (186, 106327), (403, 49074), (806, 24537), (1209, 16358), (2418, 8179)]