20293994

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 15648406

約数列:

[1, 2, 7, 14, 59, 79, 118, 158, 311, 413, 553, 622, 826, 1106, 2177, 4354, 4661, 9322, 18349, 24569, 32627, 36698, 49138, 65254, 128443, 171983, 256886, 343966, 1449571, 2899142, 10146997, 20293994]

約数ペア:

[(1, 20293994), (2, 10146997), (7, 2899142), (14, 1449571), (59, 343966), (79, 256886), (118, 171983), (158, 128443), (311, 65254), (413, 49138), (553, 36698), (622, 32627), (826, 24569), (1106, 18349), (2177, 9322), (4354, 4661)]