19120227

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11361693

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 419, 861, 1113, 1257, 2173, 2933, 6519, 8799, 15211, 17179, 22207, 45633, 51537, 66621, 120253, 155449, 360759, 466347, 910487, 2731461, 6373409, 19120227]

約数ペア:

[(1, 19120227), (3, 6373409), (7, 2731461), (21, 910487), (41, 466347), (53, 360759), (123, 155449), (159, 120253), (287, 66621), (371, 51537), (419, 45633), (861, 22207), (1113, 17179), (1257, 15211), (2173, 8799), (2933, 6519)]