20235979278

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1487}}^1\times {\mathrm{10957}}^1$

素因数の和:12478

約数の個数: 64

約数和(自身を含む): 46959851520

約数和(自身を除く): 26723872242

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 1487, 2974, 4461, 8922, 10957, 13383, 21914, 26766, 32871, 34201, 40149, 65742, 68402, 80298, 98613, 102603, 197226, 205206, 252011, 295839, 307809, 504022, 591678, 615618, 756033, 923427, 1512066, 1846854, 2268099, 4536198, 6804297, 13608594, 16293059, 32586118, 48879177, 97758354, 146637531, 293275062, 374740357, 439912593, 749480714, 879825186, 1124221071, 2248442142, 3372663213, 6745326426, 10117989639, 20235979278]

約数ペア:

[(1, 20235979278), (2, 10117989639), (3, 6745326426), (6, 3372663213), (9, 2248442142), (18, 1124221071), (23, 879825186), (27, 749480714), (46, 439912593), (54, 374740357), (69, 293275062), (138, 146637531), (207, 97758354), (414, 48879177), (621, 32586118), (1242, 16293059), (1487, 13608594), (2974, 6804297), (4461, 4536198), (8922, 2268099), (10957, 1846854), (13383, 1512066), (21914, 923427), (26766, 756033), (32871, 615618), (34201, 591678), (40149, 504022), (65742, 307809), (68402, 295839), (80298, 252011), (98613, 205206), (102603, 197226)]