18650220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 55566336

約数和(自身を除く): 36916116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 37, 60, 62, 74, 93, 111, 124, 148, 155, 185, 186, 222, 271, 310, 370, 372, 444, 465, 542, 555, 620, 740, 813, 930, 1084, 1110, 1147, 1355, 1626, 1860, 2220, 2294, 2710, 3252, 3441, 4065, 4588, 5420, 5735, 6882, 8130, 8401, 10027, 11470, 13764, 16260, 16802, 17205, 20054, 22940, 25203, 30081, 33604, 34410, 40108, 42005, 50135, 50406, 60162, 68820, 84010, 100270, 100812, 120324, 126015, 150405, 168020, 200540, 252030, 300810, 310837, 504060, 601620, 621674, 932511, 1243348, 1554185, 1865022, 3108370, 3730044, 4662555, 6216740, 9325110, 18650220]

約数ペア:

[(1, 18650220), (2, 9325110), (3, 6216740), (4, 4662555), (5, 3730044), (6, 3108370), (10, 1865022), (12, 1554185), (15, 1243348), (20, 932511), (30, 621674), (31, 601620), (37, 504060), (60, 310837), (62, 300810), (74, 252030), (93, 200540), (111, 168020), (124, 150405), (148, 126015), (155, 120324), (185, 100812), (186, 100270), (222, 84010), (271, 68820), (310, 60162), (370, 50406), (372, 50135), (444, 42005), (465, 40108), (542, 34410), (555, 33604), (620, 30081), (740, 25203), (813, 22940), (930, 20054), (1084, 17205), (1110, 16802), (1147, 16260), (1355, 13764), (1626, 11470), (1860, 10027), (2220, 8401), (2294, 8130), (2710, 6882), (3252, 5735), (3441, 5420), (4065, 4588)]