18997305084

素因数分解:

$2^2\times 3^3\times {\mathrm{179}}^1\times {\mathrm{982687}}^1$

素因数の和:982879

約数の個数: 48

約数和(自身を含む): 49527475200

約数和(自身を除く): 30530170116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 179, 358, 537, 716, 1074, 1611, 2148, 3222, 4833, 6444, 9666, 19332, 982687, 1965374, 2948061, 3930748, 5896122, 8844183, 11792244, 17688366, 26532549, 35376732, 53065098, 106130196, 175900973, 351801946, 527702919, 703603892, 1055405838, 1583108757, 2110811676, 3166217514, 4749326271, 6332435028, 9498652542, 18997305084]

約数ペア:

[(1, 18997305084), (2, 9498652542), (3, 6332435028), (4, 4749326271), (6, 3166217514), (9, 2110811676), (12, 1583108757), (18, 1055405838), (27, 703603892), (36, 527702919), (54, 351801946), (108, 175900973), (179, 106130196), (358, 53065098), (537, 35376732), (716, 26532549), (1074, 17688366), (1611, 11792244), (2148, 8844183), (3222, 5896122), (4833, 3930748), (6444, 2948061), (9666, 1965374), (19332, 982687)]