19183970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{853}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 37446192

約数和(自身を除く): 18262222

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 853, 865, 1706, 1730, 2249, 4265, 4498, 8530, 11089, 11245, 22178, 22490, 55445, 110890, 147569, 295138, 737845, 1475690, 1918397, 3836794, 9591985, 19183970]

約数ペア:

[(1, 19183970), (2, 9591985), (5, 3836794), (10, 1918397), (13, 1475690), (26, 737845), (65, 295138), (130, 147569), (173, 110890), (346, 55445), (853, 22490), (865, 22178), (1706, 11245), (1730, 11089), (2249, 8530), (4265, 4498)]