18364290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 50782464

約数和(自身を除く): 32418174

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 157, 210, 314, 471, 557, 785, 942, 1099, 1114, 1570, 1671, 2198, 2355, 2785, 3297, 3342, 3899, 4710, 5495, 5570, 6594, 7798, 8355, 10990, 11697, 16485, 16710, 19495, 23394, 32970, 38990, 58485, 87449, 116970, 174898, 262347, 437245, 524694, 612143, 874490, 1224286, 1311735, 1836429, 2623470, 3060715, 3672858, 6121430, 9182145, 18364290]

約数ペア:

[(1, 18364290), (2, 9182145), (3, 6121430), (5, 3672858), (6, 3060715), (7, 2623470), (10, 1836429), (14, 1311735), (15, 1224286), (21, 874490), (30, 612143), (35, 524694), (42, 437245), (70, 262347), (105, 174898), (157, 116970), (210, 87449), (314, 58485), (471, 38990), (557, 32970), (785, 23394), (942, 19495), (1099, 16710), (1114, 16485), (1570, 11697), (1671, 10990), (2198, 8355), (2355, 7798), (2785, 6594), (3297, 5570), (3342, 5495), (3899, 4710)]