31613986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 52715520

約数和(自身を除く): 21101534

約数列:

[1, 2, 19, 31, 38, 47, 62, 94, 571, 589, 893, 1142, 1178, 1457, 1786, 2914, 10849, 17701, 21698, 26837, 27683, 35402, 53674, 55366, 336319, 509903, 672638, 831947, 1019806, 1663894, 15806993, 31613986]

約数ペア:

[(1, 31613986), (2, 15806993), (19, 1663894), (31, 1019806), (38, 831947), (47, 672638), (62, 509903), (94, 336319), (571, 55366), (589, 53674), (893, 35402), (1142, 27683), (1178, 26837), (1457, 21698), (1786, 17701), (2914, 10849)]