17989808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:162

約数の個数: 60

約数和(自身を含む): 39517560

約数和(自身を除く): 21527752

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 59, 68, 76, 118, 136, 152, 236, 272, 304, 323, 472, 646, 944, 1003, 1121, 1292, 2006, 2242, 2584, 3481, 4012, 4484, 5168, 6962, 8024, 8968, 13924, 16048, 17936, 19057, 27848, 38114, 55696, 59177, 66139, 76228, 118354, 132278, 152456, 236708, 264556, 304912, 473416, 529112, 946832, 1058224, 1124363, 2248726, 4497452, 8994904, 17989808]

約数ペア:

[(1, 17989808), (2, 8994904), (4, 4497452), (8, 2248726), (16, 1124363), (17, 1058224), (19, 946832), (34, 529112), (38, 473416), (59, 304912), (68, 264556), (76, 236708), (118, 152456), (136, 132278), (152, 118354), (236, 76228), (272, 66139), (304, 59177), (323, 55696), (472, 38114), (646, 27848), (944, 19057), (1003, 17936), (1121, 16048), (1292, 13924), (2006, 8968), (2242, 8024), (2584, 6962), (3481, 5168), (4012, 4484)]