221373104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{17761}}^1$

素因数の和:17829

約数の個数: 40

約数和(自身を含む): 462522480

約数和(自身を除く): 241149376

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 17761, 35522, 71044, 142088, 284176, 337459, 674918, 728201, 1349836, 1456402, 2699672, 2912804, 5399344, 5825608, 11651216, 13835819, 27671638, 55343276, 110686552, 221373104]

約数ペア:

[(1, 221373104), (2, 110686552), (4, 55343276), (8, 27671638), (16, 13835819), (19, 11651216), (38, 5825608), (41, 5399344), (76, 2912804), (82, 2699672), (152, 1456402), (164, 1349836), (304, 728201), (328, 674918), (656, 337459), (779, 284176), (1558, 142088), (3116, 71044), (6232, 35522), (12464, 17761)]