20199424497

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1\times {\mathrm{307}}^1$

素因数の和:687

約数の個数: 96

約数和(自身を含む): 33719317632

約数和(自身を除く): 13519893135

約数列:

[1, 3, 7, 17, 21, 49, 51, 113, 119, 147, 233, 307, 339, 357, 699, 791, 833, 921, 1631, 1921, 2149, 2373, 2499, 3961, 4893, 5219, 5537, 5763, 6447, 11417, 11883, 13447, 15043, 15657, 16611, 26329, 27727, 34251, 34691, 36533, 40341, 45129, 71531, 78987, 83181, 94129, 104073, 109599, 184303, 194089, 214593, 242837, 255731, 282387, 447593, 500717, 552909, 582267, 589747, 728511, 767193, 1216027, 1290121, 1342779, 1502151, 1699859, 1769241, 3133151, 3505019, 3648081, 3870363, 4128229, 5099577, 8083003, 8512189, 9399453, 10515057, 12384687, 21932057, 24249009, 25536567, 28897603, 56581021, 59585323, 65796171, 86692809, 137411051, 169743063, 178755969, 396067147, 412233153, 961877357, 1188201441, 2885632071, 6733141499, 20199424497]

約数ペア:

[(1, 20199424497), (3, 6733141499), (7, 2885632071), (17, 1188201441), (21, 961877357), (49, 412233153), (51, 396067147), (113, 178755969), (119, 169743063), (147, 137411051), (233, 86692809), (307, 65796171), (339, 59585323), (357, 56581021), (699, 28897603), (791, 25536567), (833, 24249009), (921, 21932057), (1631, 12384687), (1921, 10515057), (2149, 9399453), (2373, 8512189), (2499, 8083003), (3961, 5099577), (4893, 4128229), (5219, 3870363), (5537, 3648081), (5763, 3505019), (6447, 3133151), (11417, 1769241), (11883, 1699859), (13447, 1502151), (15043, 1342779), (15657, 1290121), (16611, 1216027), (26329, 767193), (27727, 728511), (34251, 589747), (34691, 582267), (36533, 552909), (40341, 500717), (45129, 447593), (71531, 282387), (78987, 255731), (83181, 242837), (94129, 214593), (104073, 194089), (109599, 184303)]