1820214656

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{6323}}^1$

素因数の和:6523

約数の個数: 64

約数和(自身を含む): 3928342320

約数和(自身を除く): 2108127664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 173, 208, 346, 416, 692, 832, 1384, 1664, 2249, 2768, 4498, 5536, 6323, 8996, 11072, 12646, 17992, 22144, 25292, 35984, 50584, 71968, 82199, 101168, 143936, 164398, 202336, 287872, 328796, 404672, 657592, 809344, 1093879, 1315184, 2187758, 2630368, 4375516, 5260736, 8751032, 10521472, 14220427, 17502064, 28440854, 35004128, 56881708, 70008256, 113763416, 140016512, 227526832, 455053664, 910107328, 1820214656]

約数ペア:

[(1, 1820214656), (2, 910107328), (4, 455053664), (8, 227526832), (13, 140016512), (16, 113763416), (26, 70008256), (32, 56881708), (52, 35004128), (64, 28440854), (104, 17502064), (128, 14220427), (173, 10521472), (208, 8751032), (346, 5260736), (416, 4375516), (692, 2630368), (832, 2187758), (1384, 1315184), (1664, 1093879), (2249, 809344), (2768, 657592), (4498, 404672), (5536, 328796), (6323, 287872), (8996, 202336), (11072, 164398), (12646, 143936), (17992, 101168), (22144, 82199), (25292, 71968), (35984, 50584)]