1640986434

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{487}}^1\times {\mathrm{1429}}^1$

素因数の和:2055

約数の個数: 48

約数和(自身を含む): 3592480320

約数和(自身を除く): 1951493886

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 487, 786, 974, 1179, 1429, 1461, 2358, 2858, 2922, 4287, 4383, 8574, 8766, 12861, 25722, 63797, 127594, 187199, 191391, 374398, 382782, 561597, 574173, 695923, 1123194, 1148346, 1391846, 1684791, 2087769, 3369582, 4175538, 6263307, 12526614, 91165913, 182331826, 273497739, 546995478, 820493217, 1640986434]

約数ペア:

[(1, 1640986434), (2, 820493217), (3, 546995478), (6, 273497739), (9, 182331826), (18, 91165913), (131, 12526614), (262, 6263307), (393, 4175538), (487, 3369582), (786, 2087769), (974, 1684791), (1179, 1391846), (1429, 1148346), (1461, 1123194), (2358, 695923), (2858, 574173), (2922, 561597), (4287, 382782), (4383, 374398), (8574, 191391), (8766, 187199), (12861, 127594), (25722, 63797)]