19890036

素因数分解:

$2^2\times 3^6\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:400

約数の個数: 84

約数和(自身を含む): 55087200

約数和(自身を除く): 35197164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 359, 486, 513, 684, 718, 729, 972, 1026, 1077, 1436, 1458, 1539, 2052, 2154, 2916, 3078, 3231, 4308, 4617, 6156, 6462, 6821, 9234, 9693, 12924, 13642, 13851, 18468, 19386, 20463, 27284, 27702, 29079, 38772, 40926, 55404, 58158, 61389, 81852, 87237, 116316, 122778, 174474, 184167, 245556, 261711, 348948, 368334, 523422, 552501, 736668, 1046844, 1105002, 1657503, 2210004, 3315006, 4972509, 6630012, 9945018, 19890036]

約数ペア:

[(1, 19890036), (2, 9945018), (3, 6630012), (4, 4972509), (6, 3315006), (9, 2210004), (12, 1657503), (18, 1105002), (19, 1046844), (27, 736668), (36, 552501), (38, 523422), (54, 368334), (57, 348948), (76, 261711), (81, 245556), (108, 184167), (114, 174474), (162, 122778), (171, 116316), (228, 87237), (243, 81852), (324, 61389), (342, 58158), (359, 55404), (486, 40926), (513, 38772), (684, 29079), (718, 27702), (729, 27284), (972, 20463), (1026, 19386), (1077, 18468), (1436, 13851), (1458, 13642), (1539, 12924), (2052, 9693), (2154, 9234), (2916, 6821), (3078, 6462), (3231, 6156), (4308, 4617)]