19205220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 56843136

約数和(自身を除く): 37637916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 41, 60, 74, 82, 111, 123, 148, 164, 185, 205, 211, 222, 246, 370, 410, 422, 444, 492, 555, 615, 633, 740, 820, 844, 1055, 1110, 1230, 1266, 1517, 2110, 2220, 2460, 2532, 3034, 3165, 4220, 4551, 6068, 6330, 7585, 7807, 8651, 9102, 12660, 15170, 15614, 17302, 18204, 22755, 23421, 25953, 30340, 31228, 34604, 39035, 43255, 45510, 46842, 51906, 78070, 86510, 91020, 93684, 103812, 117105, 129765, 156140, 173020, 234210, 259530, 320087, 468420, 519060, 640174, 960261, 1280348, 1600435, 1920522, 3200870, 3841044, 4801305, 6401740, 9602610, 19205220]

約数ペア:

[(1, 19205220), (2, 9602610), (3, 6401740), (4, 4801305), (5, 3841044), (6, 3200870), (10, 1920522), (12, 1600435), (15, 1280348), (20, 960261), (30, 640174), (37, 519060), (41, 468420), (60, 320087), (74, 259530), (82, 234210), (111, 173020), (123, 156140), (148, 129765), (164, 117105), (185, 103812), (205, 93684), (211, 91020), (222, 86510), (246, 78070), (370, 51906), (410, 46842), (422, 45510), (444, 43255), (492, 39035), (555, 34604), (615, 31228), (633, 30340), (740, 25953), (820, 23421), (844, 22755), (1055, 18204), (1110, 17302), (1230, 15614), (1266, 15170), (1517, 12660), (2110, 9102), (2220, 8651), (2460, 7807), (2532, 7585), (3034, 6330), (3165, 6068), (4220, 4551)]