18338268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 32464932

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 23, 26, 38, 39, 46, 52, 57, 69, 76, 78, 92, 114, 138, 156, 228, 247, 269, 276, 299, 437, 494, 538, 598, 741, 807, 874, 897, 988, 1076, 1196, 1311, 1482, 1614, 1748, 1794, 2622, 2964, 3228, 3497, 3588, 5111, 5244, 5681, 6187, 6994, 10222, 10491, 11362, 12374, 13988, 15333, 17043, 18561, 20444, 20982, 22724, 24748, 30666, 34086, 37122, 41964, 61332, 66443, 68172, 74244, 80431, 117553, 132886, 160862, 199329, 235106, 241293, 265772, 321724, 352659, 398658, 470212, 482586, 705318, 797316, 965172, 1410636, 1528189, 3056378, 4584567, 6112756, 9169134, 18338268]

約数ペア:

[(1, 18338268), (2, 9169134), (3, 6112756), (4, 4584567), (6, 3056378), (12, 1528189), (13, 1410636), (19, 965172), (23, 797316), (26, 705318), (38, 482586), (39, 470212), (46, 398658), (52, 352659), (57, 321724), (69, 265772), (76, 241293), (78, 235106), (92, 199329), (114, 160862), (138, 132886), (156, 117553), (228, 80431), (247, 74244), (269, 68172), (276, 66443), (299, 61332), (437, 41964), (494, 37122), (538, 34086), (598, 30666), (741, 24748), (807, 22724), (874, 20982), (897, 20444), (988, 18561), (1076, 17043), (1196, 15333), (1311, 13988), (1482, 12374), (1614, 11362), (1748, 10491), (1794, 10222), (2622, 6994), (2964, 6187), (3228, 5681), (3497, 5244), (3588, 5111)]