19418910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 34494690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1039, 1246, 1335, 1869, 2078, 2670, 3115, 3117, 3738, 5195, 6230, 6234, 7273, 9345, 10390, 14546, 15585, 18690, 21819, 31170, 36365, 43638, 72730, 92471, 109095, 184942, 218190, 277413, 462355, 554826, 647297, 924710, 1294594, 1387065, 1941891, 2774130, 3236485, 3883782, 6472970, 9709455, 19418910]

約数ペア:

[(1, 19418910), (2, 9709455), (3, 6472970), (5, 3883782), (6, 3236485), (7, 2774130), (10, 1941891), (14, 1387065), (15, 1294594), (21, 924710), (30, 647297), (35, 554826), (42, 462355), (70, 277413), (89, 218190), (105, 184942), (178, 109095), (210, 92471), (267, 72730), (445, 43638), (534, 36365), (623, 31170), (890, 21819), (1039, 18690), (1246, 15585), (1335, 14546), (1869, 10390), (2078, 9345), (2670, 7273), (3115, 6234), (3117, 6230), (3738, 5195)]