19629148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 43319808

約数和(自身を除く): 23690660

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 631, 707, 1111, 1262, 1414, 2222, 2524, 2828, 4417, 4444, 6941, 7777, 8834, 13882, 15554, 17668, 27764, 31108, 48587, 63731, 97174, 127462, 194348, 254924, 446117, 701041, 892234, 1402082, 1784468, 2804164, 4907287, 9814574, 19629148]

約数ペア:

[(1, 19629148), (2, 9814574), (4, 4907287), (7, 2804164), (11, 1784468), (14, 1402082), (22, 892234), (28, 701041), (44, 446117), (77, 254924), (101, 194348), (154, 127462), (202, 97174), (308, 63731), (404, 48587), (631, 31108), (707, 27764), (1111, 17668), (1262, 15554), (1414, 13882), (2222, 8834), (2524, 7777), (2828, 6941), (4417, 4444)]