19054890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1097}}^1$

素因数の和:1303

約数の個数: 48

約数和(自身を含む): 49844808

約数和(自身を除く): 30789918

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1097, 1158, 1737, 1930, 2194, 2895, 3291, 3474, 5485, 5790, 6582, 8685, 9873, 10970, 16455, 17370, 19746, 32910, 49365, 98730, 211721, 423442, 635163, 1058605, 1270326, 1905489, 2117210, 3175815, 3810978, 6351630, 9527445, 19054890]

約数ペア:

[(1, 19054890), (2, 9527445), (3, 6351630), (5, 3810978), (6, 3175815), (9, 2117210), (10, 1905489), (15, 1270326), (18, 1058605), (30, 635163), (45, 423442), (90, 211721), (193, 98730), (386, 49365), (579, 32910), (965, 19746), (1097, 17370), (1158, 16455), (1737, 10970), (1930, 9873), (2194, 8685), (2895, 6582), (3291, 5790), (3474, 5485)]