20011116

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 48474720

約数和(自身を除く): 28463604

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 89, 123, 164, 178, 246, 267, 356, 457, 492, 534, 914, 1068, 1371, 1828, 2742, 3649, 5484, 7298, 10947, 14596, 18737, 21894, 37474, 40673, 43788, 56211, 74948, 81346, 112422, 122019, 162692, 224844, 244038, 488076, 1667593, 3335186, 5002779, 6670372, 10005558, 20011116]

約数ペア:

[(1, 20011116), (2, 10005558), (3, 6670372), (4, 5002779), (6, 3335186), (12, 1667593), (41, 488076), (82, 244038), (89, 224844), (123, 162692), (164, 122019), (178, 112422), (246, 81346), (267, 74948), (356, 56211), (457, 43788), (492, 40673), (534, 37474), (914, 21894), (1068, 18737), (1371, 14596), (1828, 10947), (2742, 7298), (3649, 5484)]