31171894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{709}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 53676000

約数和(自身を除く): 22504106

約数列:

[1, 2, 13, 19, 26, 38, 89, 178, 247, 494, 709, 1157, 1418, 1691, 2314, 3382, 9217, 13471, 18434, 21983, 26942, 43966, 63101, 126202, 175123, 350246, 820313, 1198919, 1640626, 2397838, 15585947, 31171894]

約数ペア:

[(1, 31171894), (2, 15585947), (13, 2397838), (19, 1640626), (26, 1198919), (38, 820313), (89, 350246), (178, 175123), (247, 126202), (494, 63101), (709, 43966), (1157, 26942), (1418, 21983), (1691, 18434), (2314, 13471), (3382, 9217)]