19616624

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 40

約数和(自身を含む): 39208800

約数和(自身を除く): 19592176

約数列:

[1, 2, 4, 8, 16, 61, 101, 122, 199, 202, 244, 398, 404, 488, 796, 808, 976, 1592, 1616, 3184, 6161, 12139, 12322, 20099, 24278, 24644, 40198, 48556, 49288, 80396, 97112, 98576, 160792, 194224, 321584, 1226039, 2452078, 4904156, 9808312, 19616624]

約数ペア:

[(1, 19616624), (2, 9808312), (4, 4904156), (8, 2452078), (16, 1226039), (61, 321584), (101, 194224), (122, 160792), (199, 98576), (202, 97112), (244, 80396), (398, 49288), (404, 48556), (488, 40198), (796, 24644), (808, 24278), (976, 20099), (1592, 12322), (1616, 12139), (3184, 6161)]