19233474

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 44126208

約数和(自身を除く): 24892734

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 71, 78, 138, 142, 151, 213, 299, 302, 426, 453, 598, 897, 906, 923, 1633, 1794, 1846, 1963, 2769, 3266, 3473, 3926, 4899, 5538, 5889, 6946, 9798, 10419, 10721, 11778, 20838, 21229, 21442, 32163, 42458, 45149, 63687, 64326, 90298, 127374, 135447, 139373, 246583, 270894, 278746, 418119, 493166, 739749, 836238, 1479498, 3205579, 6411158, 9616737, 19233474]

約数ペア:

[(1, 19233474), (2, 9616737), (3, 6411158), (6, 3205579), (13, 1479498), (23, 836238), (26, 739749), (39, 493166), (46, 418119), (69, 278746), (71, 270894), (78, 246583), (138, 139373), (142, 135447), (151, 127374), (213, 90298), (299, 64326), (302, 63687), (426, 45149), (453, 42458), (598, 32163), (897, 21442), (906, 21229), (923, 20838), (1633, 11778), (1794, 10721), (1846, 10419), (1963, 9798), (2769, 6946), (3266, 5889), (3473, 5538), (3926, 4899)]