19256172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 52581312

約数和(自身を除く): 33325140

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 53, 68, 78, 102, 106, 137, 156, 159, 204, 212, 221, 274, 318, 411, 442, 548, 636, 663, 689, 822, 884, 901, 1326, 1378, 1644, 1781, 1802, 2067, 2329, 2652, 2703, 2756, 3562, 3604, 4134, 4658, 5343, 5406, 6987, 7124, 7261, 8268, 9316, 10686, 10812, 11713, 13974, 14522, 21372, 21783, 23426, 27948, 29044, 30277, 35139, 43566, 46852, 60554, 70278, 87132, 90831, 94393, 121108, 123437, 140556, 181662, 188786, 246874, 283179, 363324, 370311, 377572, 493748, 566358, 740622, 1132716, 1481244, 1604681, 3209362, 4814043, 6418724, 9628086, 19256172]

約数ペア:

[(1, 19256172), (2, 9628086), (3, 6418724), (4, 4814043), (6, 3209362), (12, 1604681), (13, 1481244), (17, 1132716), (26, 740622), (34, 566358), (39, 493748), (51, 377572), (52, 370311), (53, 363324), (68, 283179), (78, 246874), (102, 188786), (106, 181662), (137, 140556), (156, 123437), (159, 121108), (204, 94393), (212, 90831), (221, 87132), (274, 70278), (318, 60554), (411, 46852), (442, 43566), (548, 35139), (636, 30277), (663, 29044), (689, 27948), (822, 23426), (884, 21783), (901, 21372), (1326, 14522), (1378, 13974), (1644, 11713), (1781, 10812), (1802, 10686), (2067, 9316), (2329, 8268), (2652, 7261), (2703, 7124), (2756, 6987), (3562, 5406), (3604, 5343), (4134, 4658)]