20394984

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{13931}}^1$

素因数の和:14001

約数の個数: 32

約数和(自身を含む): 51827040

約数和(自身を除く): 31432056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 122, 183, 244, 366, 488, 732, 1464, 13931, 27862, 41793, 55724, 83586, 111448, 167172, 334344, 849791, 1699582, 2549373, 3399164, 5098746, 6798328, 10197492, 20394984]

約数ペア:

[(1, 20394984), (2, 10197492), (3, 6798328), (4, 5098746), (6, 3399164), (8, 2549373), (12, 1699582), (24, 849791), (61, 334344), (122, 167172), (183, 111448), (244, 83586), (366, 55724), (488, 41793), (732, 27862), (1464, 13931)]