19993883580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10097921}}^1$

素因数の和:10097947

約数の個数: 72

約数和(自身を含む): 66161584944

約数和(自身を除く): 46167701364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 10097921, 20195842, 30293763, 40391684, 50489605, 60587526, 90881289, 100979210, 111077131, 121175052, 151468815, 181762578, 201958420, 222154262, 302937630, 333231393, 363525156, 444308524, 454406445, 555385655, 605875260, 666462786, 908812890, 999694179, 1110771310, 1332925572, 1666156965, 1817625780, 1999388358, 2221542620, 3332313930, 3998776716, 4998470895, 6664627860, 9996941790, 19993883580]

約数ペア:

[(1, 19993883580), (2, 9996941790), (3, 6664627860), (4, 4998470895), (5, 3998776716), (6, 3332313930), (9, 2221542620), (10, 1999388358), (11, 1817625780), (12, 1666156965), (15, 1332925572), (18, 1110771310), (20, 999694179), (22, 908812890), (30, 666462786), (33, 605875260), (36, 555385655), (44, 454406445), (45, 444308524), (55, 363525156), (60, 333231393), (66, 302937630), (90, 222154262), (99, 201958420), (110, 181762578), (132, 151468815), (165, 121175052), (180, 111077131), (198, 100979210), (220, 90881289), (330, 60587526), (396, 50489605), (495, 40391684), (660, 30293763), (990, 20195842), (1980, 10097921)]