18785214

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 49533120

約数和(自身を除く): 30747906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 53, 58, 63, 87, 97, 106, 126, 159, 174, 194, 203, 261, 291, 318, 371, 406, 477, 522, 582, 609, 679, 742, 873, 954, 1113, 1218, 1358, 1537, 1746, 1827, 2037, 2226, 2813, 3074, 3339, 3654, 4074, 4611, 5141, 5626, 6111, 6678, 8439, 9222, 10282, 10759, 12222, 13833, 15423, 16878, 19691, 21518, 25317, 27666, 30846, 32277, 35987, 39382, 46269, 50634, 59073, 64554, 71974, 92538, 96831, 107961, 118146, 149089, 177219, 193662, 215922, 298178, 323883, 354438, 447267, 647766, 894534, 1043623, 1341801, 2087246, 2683602, 3130869, 6261738, 9392607, 18785214]

約数ペア:

[(1, 18785214), (2, 9392607), (3, 6261738), (6, 3130869), (7, 2683602), (9, 2087246), (14, 1341801), (18, 1043623), (21, 894534), (29, 647766), (42, 447267), (53, 354438), (58, 323883), (63, 298178), (87, 215922), (97, 193662), (106, 177219), (126, 149089), (159, 118146), (174, 107961), (194, 96831), (203, 92538), (261, 71974), (291, 64554), (318, 59073), (371, 50634), (406, 46269), (477, 39382), (522, 35987), (582, 32277), (609, 30846), (679, 27666), (742, 25317), (873, 21518), (954, 19691), (1113, 16878), (1218, 15423), (1358, 13833), (1537, 12222), (1746, 10759), (1827, 10282), (2037, 9222), (2226, 8439), (2813, 6678), (3074, 6111), (3339, 5626), (3654, 5141), (4074, 4611)]