19898088

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1526

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 37678872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1427, 1743, 1992, 2324, 2854, 3486, 4281, 4648, 5708, 6972, 8562, 9989, 11416, 13944, 17124, 19978, 29967, 34248, 39956, 59934, 79912, 118441, 119868, 236882, 239736, 355323, 473764, 710646, 829087, 947528, 1421292, 1658174, 2487261, 2842584, 3316348, 4974522, 6632696, 9949044, 19898088]

約数ペア:

[(1, 19898088), (2, 9949044), (3, 6632696), (4, 4974522), (6, 3316348), (7, 2842584), (8, 2487261), (12, 1658174), (14, 1421292), (21, 947528), (24, 829087), (28, 710646), (42, 473764), (56, 355323), (83, 239736), (84, 236882), (166, 119868), (168, 118441), (249, 79912), (332, 59934), (498, 39956), (581, 34248), (664, 29967), (996, 19978), (1162, 17124), (1427, 13944), (1743, 11416), (1992, 9989), (2324, 8562), (2854, 6972), (3486, 5708), (4281, 4648)]