19657186570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1\times {\mathrm{1453}}^1$

素因数の和:2855

約数の個数: 64

約数和(自身を含む): 40756294656

約数和(自身を除く): 21099108086

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1231, 1453, 1570, 2198, 2462, 2906, 5495, 6155, 7265, 8617, 10171, 10990, 12310, 14530, 17234, 20342, 43085, 50855, 86170, 101710, 193267, 228121, 386534, 456242, 966335, 1140605, 1352869, 1596847, 1788643, 1932670, 2281210, 2705738, 3193694, 3577286, 6764345, 7984235, 8943215, 12520501, 13528690, 15968470, 17886430, 25041002, 62602505, 125205010, 280816951, 561633902, 1404084755, 1965718657, 2808169510, 3931437314, 9828593285, 19657186570]

約数ペア:

[(1, 19657186570), (2, 9828593285), (5, 3931437314), (7, 2808169510), (10, 1965718657), (14, 1404084755), (35, 561633902), (70, 280816951), (157, 125205010), (314, 62602505), (785, 25041002), (1099, 17886430), (1231, 15968470), (1453, 13528690), (1570, 12520501), (2198, 8943215), (2462, 7984235), (2906, 6764345), (5495, 3577286), (6155, 3193694), (7265, 2705738), (8617, 2281210), (10171, 1932670), (10990, 1788643), (12310, 1596847), (14530, 1352869), (17234, 1140605), (20342, 966335), (43085, 456242), (50855, 386534), (86170, 228121), (101710, 193267)]