19945056

素因数分解:

$2^5\times 3^1\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 52590384

約数和(自身を除く): 32645328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 373, 557, 746, 1114, 1119, 1492, 1671, 2228, 2238, 2984, 3342, 4456, 4476, 5968, 6684, 8912, 8952, 11936, 13368, 17824, 17904, 26736, 35808, 53472, 207761, 415522, 623283, 831044, 1246566, 1662088, 2493132, 3324176, 4986264, 6648352, 9972528, 19945056]

約数ペア:

[(1, 19945056), (2, 9972528), (3, 6648352), (4, 4986264), (6, 3324176), (8, 2493132), (12, 1662088), (16, 1246566), (24, 831044), (32, 623283), (48, 415522), (96, 207761), (373, 53472), (557, 35808), (746, 26736), (1114, 17904), (1119, 17824), (1492, 13368), (1671, 11936), (2228, 8952), (2238, 8912), (2984, 6684), (3342, 5968), (4456, 4476)]