19496337

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 31595520

約数和(自身を除く): 12099183

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 373, 393, 399, 917, 1119, 2489, 2611, 2751, 7087, 7467, 7833, 17423, 21261, 48863, 49609, 52269, 146589, 148827, 342041, 928397, 1026123, 2785191, 6498779, 19496337]

約数ペア:

[(1, 19496337), (3, 6498779), (7, 2785191), (19, 1026123), (21, 928397), (57, 342041), (131, 148827), (133, 146589), (373, 52269), (393, 49609), (399, 48863), (917, 21261), (1119, 17423), (2489, 7833), (2611, 7467), (2751, 7087)]