19734690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 50823936

約数和(自身を除く): 31089246

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 37, 46, 69, 74, 111, 115, 138, 185, 222, 230, 345, 370, 555, 690, 773, 851, 1110, 1546, 1702, 2319, 2553, 3865, 4255, 4638, 5106, 7730, 8510, 11595, 12765, 17779, 23190, 25530, 28601, 35558, 53337, 57202, 85803, 88895, 106674, 143005, 171606, 177790, 266685, 286010, 429015, 533370, 657823, 858030, 1315646, 1973469, 3289115, 3946938, 6578230, 9867345, 19734690]

約数ペア:

[(1, 19734690), (2, 9867345), (3, 6578230), (5, 3946938), (6, 3289115), (10, 1973469), (15, 1315646), (23, 858030), (30, 657823), (37, 533370), (46, 429015), (69, 286010), (74, 266685), (111, 177790), (115, 171606), (138, 143005), (185, 106674), (222, 88895), (230, 85803), (345, 57202), (370, 53337), (555, 35558), (690, 28601), (773, 25530), (851, 23190), (1110, 17779), (1546, 12765), (1702, 11595), (2319, 8510), (2553, 7730), (3865, 5106), (4255, 4638)]