19957068

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:371

約数の個数: 72

約数和(自身を含む): 53726400

約数和(自身を除く): 33769332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 179, 228, 326, 342, 358, 489, 537, 652, 684, 716, 978, 1074, 1467, 1611, 1956, 2148, 2934, 3097, 3222, 3401, 5868, 6194, 6444, 6802, 9291, 10203, 12388, 13604, 18582, 20406, 27873, 29177, 30609, 37164, 40812, 55746, 58354, 61218, 87531, 111492, 116708, 122436, 175062, 262593, 350124, 525186, 554363, 1050372, 1108726, 1663089, 2217452, 3326178, 4989267, 6652356, 9978534, 19957068]

約数ペア:

[(1, 19957068), (2, 9978534), (3, 6652356), (4, 4989267), (6, 3326178), (9, 2217452), (12, 1663089), (18, 1108726), (19, 1050372), (36, 554363), (38, 525186), (57, 350124), (76, 262593), (114, 175062), (163, 122436), (171, 116708), (179, 111492), (228, 87531), (326, 61218), (342, 58354), (358, 55746), (489, 40812), (537, 37164), (652, 30609), (684, 29177), (716, 27873), (978, 20406), (1074, 18582), (1467, 13604), (1611, 12388), (1956, 10203), (2148, 9291), (2934, 6802), (3097, 6444), (3222, 6194), (3401, 5868)]