20483946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 54857088

約数和(自身を除く): 34373142

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 73, 102, 119, 126, 131, 146, 153, 219, 238, 262, 306, 357, 393, 438, 511, 657, 714, 786, 917, 1022, 1071, 1179, 1241, 1314, 1533, 1834, 2142, 2227, 2358, 2482, 2751, 3066, 3723, 4454, 4599, 5502, 6681, 7446, 8253, 8687, 9198, 9563, 11169, 13362, 15589, 16506, 17374, 19126, 20043, 22338, 26061, 28689, 31178, 40086, 46767, 52122, 57378, 66941, 78183, 86067, 93534, 133882, 140301, 156366, 162571, 172134, 200823, 280602, 325142, 401646, 487713, 602469, 975426, 1137997, 1204938, 1463139, 2275994, 2926278, 3413991, 6827982, 10241973, 20483946]

約数ペア:

[(1, 20483946), (2, 10241973), (3, 6827982), (6, 3413991), (7, 2926278), (9, 2275994), (14, 1463139), (17, 1204938), (18, 1137997), (21, 975426), (34, 602469), (42, 487713), (51, 401646), (63, 325142), (73, 280602), (102, 200823), (119, 172134), (126, 162571), (131, 156366), (146, 140301), (153, 133882), (219, 93534), (238, 86067), (262, 78183), (306, 66941), (357, 57378), (393, 52122), (438, 46767), (511, 40086), (657, 31178), (714, 28689), (786, 26061), (917, 22338), (1022, 20043), (1071, 19126), (1179, 17374), (1241, 16506), (1314, 15589), (1533, 13362), (1834, 11169), (2142, 9563), (2227, 9198), (2358, 8687), (2482, 8253), (2751, 7446), (3066, 6681), (3723, 5502), (4454, 4599)]