18906861960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7502723}}^1$

素因数の和:7502747

約数の個数: 96

約数和(自身を含む): 70225496640

約数和(自身を除く): 51318634680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7502723, 15005446, 22508169, 30010892, 37513615, 45016338, 52519061, 60021784, 67524507, 75027230, 90032676, 105038122, 112540845, 135049014, 150054460, 157557183, 180065352, 210076244, 225081690, 262595305, 270098028, 300108920, 315114366, 337622535, 420152488, 450163380, 472671549, 525190610, 540196056, 630228732, 675245070, 787785915, 900326760, 945343098, 1050381220, 1260457464, 1350490140, 1575571830, 1890686196, 2100762440, 2363357745, 2700980280, 3151143660, 3781372392, 4726715490, 6302287320, 9453430980, 18906861960]

約数ペア:

[(1, 18906861960), (2, 9453430980), (3, 6302287320), (4, 4726715490), (5, 3781372392), (6, 3151143660), (7, 2700980280), (8, 2363357745), (9, 2100762440), (10, 1890686196), (12, 1575571830), (14, 1350490140), (15, 1260457464), (18, 1050381220), (20, 945343098), (21, 900326760), (24, 787785915), (28, 675245070), (30, 630228732), (35, 540196056), (36, 525190610), (40, 472671549), (42, 450163380), (45, 420152488), (56, 337622535), (60, 315114366), (63, 300108920), (70, 270098028), (72, 262595305), (84, 225081690), (90, 210076244), (105, 180065352), (120, 157557183), (126, 150054460), (140, 135049014), (168, 112540845), (180, 105038122), (210, 90032676), (252, 75027230), (280, 67524507), (315, 60021784), (360, 52519061), (420, 45016338), (504, 37513615), (630, 30010892), (840, 22508169), (1260, 15005446), (2520, 7502723)]