19088916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 56491008

約数和(自身を除く): 37402092

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 73, 77, 84, 132, 146, 154, 219, 231, 283, 292, 308, 438, 462, 511, 566, 803, 849, 876, 924, 1022, 1132, 1533, 1606, 1698, 1981, 2044, 2409, 3066, 3113, 3212, 3396, 3962, 4818, 5621, 5943, 6132, 6226, 7924, 9339, 9636, 11242, 11886, 12452, 16863, 18678, 20659, 21791, 22484, 23772, 33726, 37356, 41318, 43582, 61977, 65373, 67452, 82636, 87164, 123954, 130746, 144613, 227249, 247908, 261492, 289226, 433839, 454498, 578452, 681747, 867678, 908996, 1363494, 1590743, 1735356, 2726988, 3181486, 4772229, 6362972, 9544458, 19088916]

約数ペア:

[(1, 19088916), (2, 9544458), (3, 6362972), (4, 4772229), (6, 3181486), (7, 2726988), (11, 1735356), (12, 1590743), (14, 1363494), (21, 908996), (22, 867678), (28, 681747), (33, 578452), (42, 454498), (44, 433839), (66, 289226), (73, 261492), (77, 247908), (84, 227249), (132, 144613), (146, 130746), (154, 123954), (219, 87164), (231, 82636), (283, 67452), (292, 65373), (308, 61977), (438, 43582), (462, 41318), (511, 37356), (566, 33726), (803, 23772), (849, 22484), (876, 21791), (924, 20659), (1022, 18678), (1132, 16863), (1533, 12452), (1606, 11886), (1698, 11242), (1981, 9636), (2044, 9339), (2409, 7924), (3066, 6226), (3113, 6132), (3212, 5943), (3396, 5621), (3962, 4818)]