18400382

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 38302632

約数和(自身を除く): 19902250

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 101, 143, 154, 169, 182, 202, 286, 338, 539, 637, 707, 1001, 1078, 1111, 1183, 1274, 1313, 1414, 1859, 2002, 2222, 2366, 2626, 3718, 4949, 7007, 7777, 8281, 9191, 9898, 13013, 14014, 14443, 15554, 16562, 17069, 18382, 26026, 28886, 34138, 54439, 64337, 91091, 101101, 108878, 119483, 128674, 182182, 187759, 202202, 238966, 375518, 707707, 836381, 1314313, 1415414, 1672762, 2628626, 9200191, 18400382]

約数ペア:

[(1, 18400382), (2, 9200191), (7, 2628626), (11, 1672762), (13, 1415414), (14, 1314313), (22, 836381), (26, 707707), (49, 375518), (77, 238966), (91, 202202), (98, 187759), (101, 182182), (143, 128674), (154, 119483), (169, 108878), (182, 101101), (202, 91091), (286, 64337), (338, 54439), (539, 34138), (637, 28886), (707, 26026), (1001, 18382), (1078, 17069), (1111, 16562), (1183, 15554), (1274, 14443), (1313, 14014), (1414, 13013), (1859, 9898), (2002, 9191), (2222, 8281), (2366, 7777), (2626, 7007), (3718, 4949)]