18220566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 48066048

約数和(自身を除く): 29845482

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 151, 169, 182, 221, 238, 273, 302, 338, 357, 442, 453, 507, 546, 663, 714, 906, 1014, 1057, 1183, 1326, 1547, 1963, 2114, 2366, 2567, 2873, 3094, 3171, 3549, 3926, 4641, 5134, 5746, 5889, 6342, 7098, 7701, 8619, 9282, 11778, 13741, 15402, 17238, 17969, 20111, 25519, 27482, 33371, 35938, 40222, 41223, 51038, 53907, 60333, 66742, 76557, 82446, 100113, 107814, 120666, 153114, 178633, 200226, 233597, 357266, 433823, 467194, 535899, 700791, 867646, 1071798, 1301469, 1401582, 2602938, 3036761, 6073522, 9110283, 18220566]

約数ペア:

[(1, 18220566), (2, 9110283), (3, 6073522), (6, 3036761), (7, 2602938), (13, 1401582), (14, 1301469), (17, 1071798), (21, 867646), (26, 700791), (34, 535899), (39, 467194), (42, 433823), (51, 357266), (78, 233597), (91, 200226), (102, 178633), (119, 153114), (151, 120666), (169, 107814), (182, 100113), (221, 82446), (238, 76557), (273, 66742), (302, 60333), (338, 53907), (357, 51038), (442, 41223), (453, 40222), (507, 35938), (546, 33371), (663, 27482), (714, 25519), (906, 20111), (1014, 17969), (1057, 17238), (1183, 15402), (1326, 13741), (1547, 11778), (1963, 9282), (2114, 8619), (2366, 7701), (2567, 7098), (2873, 6342), (3094, 5889), (3171, 5746), (3549, 5134), (3926, 4641)]