19094238

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 44712000

約数和(自身を除く): 25617762

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 89, 137, 174, 178, 261, 267, 274, 411, 522, 534, 783, 801, 822, 1233, 1566, 1602, 2403, 2466, 2581, 3699, 3973, 4806, 5162, 7398, 7743, 7946, 11919, 12193, 15486, 23229, 23838, 24386, 35757, 36579, 46458, 69687, 71514, 73158, 107271, 109737, 139374, 214542, 219474, 329211, 353597, 658422, 707194, 1060791, 2121582, 3182373, 6364746, 9547119, 19094238]

約数ペア:

[(1, 19094238), (2, 9547119), (3, 6364746), (6, 3182373), (9, 2121582), (18, 1060791), (27, 707194), (29, 658422), (54, 353597), (58, 329211), (87, 219474), (89, 214542), (137, 139374), (174, 109737), (178, 107271), (261, 73158), (267, 71514), (274, 69687), (411, 46458), (522, 36579), (534, 35757), (783, 24386), (801, 23838), (822, 23229), (1233, 15486), (1566, 12193), (1602, 11919), (2403, 7946), (2466, 7743), (2581, 7398), (3699, 5162), (3973, 4806)]