19499073

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 30205440

約数和(自身を除く): 10706367

約数列:

[1, 3, 11, 19, 33, 57, 137, 209, 227, 411, 627, 681, 1507, 2497, 2603, 4313, 4521, 7491, 7809, 12939, 28633, 31099, 47443, 85899, 93297, 142329, 342089, 590881, 1026267, 1772643, 6499691, 19499073]

約数ペア:

[(1, 19499073), (3, 6499691), (11, 1772643), (19, 1026267), (33, 590881), (57, 342089), (137, 142329), (209, 93297), (227, 85899), (411, 47443), (627, 31099), (681, 28633), (1507, 12939), (2497, 7809), (2603, 7491), (4313, 4521)]