16147820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 36832320

約数和(自身を除く): 20684500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 173, 260, 346, 359, 692, 718, 865, 1436, 1730, 1795, 2249, 3460, 3590, 4498, 4667, 7180, 8996, 9334, 11245, 18668, 22490, 23335, 44980, 46670, 62107, 93340, 124214, 248428, 310535, 621070, 807391, 1242140, 1614782, 3229564, 4036955, 8073910, 16147820]

約数ペア:

[(1, 16147820), (2, 8073910), (4, 4036955), (5, 3229564), (10, 1614782), (13, 1242140), (20, 807391), (26, 621070), (52, 310535), (65, 248428), (130, 124214), (173, 93340), (260, 62107), (346, 46670), (359, 44980), (692, 23335), (718, 22490), (865, 18668), (1436, 11245), (1730, 9334), (1795, 8996), (2249, 7180), (3460, 4667), (3590, 4498)]