18530072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 40240800

約数和(自身を除く): 21710728

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 53, 58, 88, 106, 116, 137, 212, 232, 274, 319, 424, 548, 583, 638, 1096, 1166, 1276, 1507, 1537, 2332, 2552, 3014, 3074, 3973, 4664, 6028, 6148, 7261, 7946, 12056, 12296, 14522, 15892, 16907, 29044, 31784, 33814, 43703, 58088, 67628, 79871, 87406, 135256, 159742, 174812, 210569, 319484, 349624, 421138, 638968, 842276, 1684552, 2316259, 4632518, 9265036, 18530072]

約数ペア:

[(1, 18530072), (2, 9265036), (4, 4632518), (8, 2316259), (11, 1684552), (22, 842276), (29, 638968), (44, 421138), (53, 349624), (58, 319484), (88, 210569), (106, 174812), (116, 159742), (137, 135256), (212, 87406), (232, 79871), (274, 67628), (319, 58088), (424, 43703), (548, 33814), (583, 31784), (638, 29044), (1096, 16907), (1166, 15892), (1276, 14522), (1507, 12296), (1537, 12056), (2332, 7946), (2552, 7261), (3014, 6148), (3074, 6028), (3973, 4664)]