31021642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 50829120

約数和(自身を除く): 19807478

約数列:

[1, 2, 19, 38, 53, 73, 106, 146, 211, 422, 1007, 1387, 2014, 2774, 3869, 4009, 7738, 8018, 11183, 15403, 22366, 30806, 73511, 147022, 212477, 292657, 424954, 585314, 816359, 1632718, 15510821, 31021642]

約数ペア:

[(1, 31021642), (2, 15510821), (19, 1632718), (38, 816359), (53, 585314), (73, 424954), (106, 292657), (146, 212477), (211, 147022), (422, 73511), (1007, 30806), (1387, 22366), (2014, 15403), (2774, 11183), (3869, 8018), (4009, 7738)]