20158679964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1\times {\mathrm{761}}^1$

素因数の和:1531

約数の個数: 96

約数和(自身を含む): 49895516160

約数和(自身を除く): 29736836196

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 223, 228, 446, 521, 669, 761, 892, 1042, 1338, 1522, 1563, 2084, 2283, 2676, 3044, 3126, 4237, 4566, 6252, 8474, 9132, 9899, 12711, 14459, 16948, 19798, 25422, 28918, 29697, 39596, 43377, 50844, 57836, 59394, 86754, 116183, 118788, 169703, 173508, 232366, 339406, 348549, 396481, 464732, 509109, 678812, 697098, 792962, 1018218, 1189443, 1394196, 1585924, 2036436, 2207477, 2378886, 3224357, 4414954, 4757772, 6448714, 6622431, 7533139, 8829908, 9673071, 12897428, 13244862, 15066278, 19346142, 22599417, 26489724, 30132556, 38692284, 45198834, 88415263, 90397668, 176830526, 265245789, 353661052, 530491578, 1060983156, 1679889997, 3359779994, 5039669991, 6719559988, 10079339982, 20158679964]

約数ペア:

[(1, 20158679964), (2, 10079339982), (3, 6719559988), (4, 5039669991), (6, 3359779994), (12, 1679889997), (19, 1060983156), (38, 530491578), (57, 353661052), (76, 265245789), (114, 176830526), (223, 90397668), (228, 88415263), (446, 45198834), (521, 38692284), (669, 30132556), (761, 26489724), (892, 22599417), (1042, 19346142), (1338, 15066278), (1522, 13244862), (1563, 12897428), (2084, 9673071), (2283, 8829908), (2676, 7533139), (3044, 6622431), (3126, 6448714), (4237, 4757772), (4566, 4414954), (6252, 3224357), (8474, 2378886), (9132, 2207477), (9899, 2036436), (12711, 1585924), (14459, 1394196), (16948, 1189443), (19798, 1018218), (25422, 792962), (28918, 697098), (29697, 678812), (39596, 509109), (43377, 464732), (50844, 396481), (57836, 348549), (59394, 339406), (86754, 232366), (116183, 173508), (118788, 169703)]