20181658

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 15743462

約数列:

[1, 2, 7, 14, 53, 59, 106, 118, 371, 413, 461, 742, 826, 922, 3127, 3227, 6254, 6454, 21889, 24433, 27199, 43778, 48866, 54398, 171031, 190393, 342062, 380786, 1441547, 2883094, 10090829, 20181658]

約数ペア:

[(1, 20181658), (2, 10090829), (7, 2883094), (14, 1441547), (53, 380786), (59, 342062), (106, 190393), (118, 171031), (371, 54398), (413, 48866), (461, 43778), (742, 27199), (826, 24433), (922, 21889), (3127, 6454), (3227, 6254)]