220387804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19531}}^1$

素因数の和:19586

約数の個数: 48

約数和(自身を含む): 490018816

約数和(自身を除く): 269631012

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 19531, 39062, 78124, 136717, 253903, 273434, 507806, 546868, 605461, 1015612, 1210922, 1777321, 2421844, 3554642, 4238227, 7109284, 7870993, 8476454, 15741986, 16952908, 31483972, 55096951, 110193902, 220387804]

約数ペア:

[(1, 220387804), (2, 110193902), (4, 55096951), (7, 31483972), (13, 16952908), (14, 15741986), (26, 8476454), (28, 7870993), (31, 7109284), (52, 4238227), (62, 3554642), (91, 2421844), (124, 1777321), (182, 1210922), (217, 1015612), (364, 605461), (403, 546868), (434, 507806), (806, 273434), (868, 253903), (1612, 136717), (2821, 78124), (5642, 39062), (11284, 19531)]