1639267916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1\times {\mathrm{3457}}^1$

素因数の和:4314

約数の個数: 48

約数和(自身を含む): 3375284640

約数和(自身を除く): 1736016724

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 829, 1658, 3316, 3457, 6914, 9119, 10777, 13828, 18238, 21554, 36476, 38027, 43108, 44941, 76054, 89882, 118547, 152108, 179764, 237094, 474188, 494351, 988702, 1977404, 2865853, 5731706, 11463412, 31524383, 37256089, 63048766, 74512178, 126097532, 149024356, 409816979, 819633958, 1639267916]

約数ペア:

[(1, 1639267916), (2, 819633958), (4, 409816979), (11, 149024356), (13, 126097532), (22, 74512178), (26, 63048766), (44, 37256089), (52, 31524383), (143, 11463412), (286, 5731706), (572, 2865853), (829, 1977404), (1658, 988702), (3316, 494351), (3457, 474188), (6914, 237094), (9119, 179764), (10777, 152108), (13828, 118547), (18238, 89882), (21554, 76054), (36476, 44941), (38027, 43108)]