30996196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 68164992

約数和(自身を除く): 37168796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 157, 308, 314, 628, 641, 1099, 1282, 1727, 2198, 2564, 3454, 4396, 4487, 6908, 7051, 8974, 12089, 14102, 17948, 24178, 28204, 48356, 49357, 98714, 100637, 197428, 201274, 402548, 704459, 1107007, 1408918, 2214014, 2817836, 4428028, 7749049, 15498098, 30996196]

約数ペア:

[(1, 30996196), (2, 15498098), (4, 7749049), (7, 4428028), (11, 2817836), (14, 2214014), (22, 1408918), (28, 1107007), (44, 704459), (77, 402548), (154, 201274), (157, 197428), (308, 100637), (314, 98714), (628, 49357), (641, 48356), (1099, 28204), (1282, 24178), (1727, 17948), (2198, 14102), (2564, 12089), (3454, 8974), (4396, 7051), (4487, 6908)]