19644156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:723

約数の個数: 72

約数和(自身を含む): 57264480

約数和(自身を除く): 37620324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 411, 548, 569, 822, 959, 1138, 1233, 1644, 1707, 1918, 2276, 2466, 2877, 3414, 3836, 3983, 4932, 5121, 5754, 6828, 7966, 8631, 10242, 11508, 11949, 15932, 17262, 20484, 23898, 34524, 35847, 47796, 71694, 77953, 143388, 155906, 233859, 311812, 467718, 545671, 701577, 935436, 1091342, 1403154, 1637013, 2182684, 2806308, 3274026, 4911039, 6548052, 9822078, 19644156]

約数ペア:

[(1, 19644156), (2, 9822078), (3, 6548052), (4, 4911039), (6, 3274026), (7, 2806308), (9, 2182684), (12, 1637013), (14, 1403154), (18, 1091342), (21, 935436), (28, 701577), (36, 545671), (42, 467718), (63, 311812), (84, 233859), (126, 155906), (137, 143388), (252, 77953), (274, 71694), (411, 47796), (548, 35847), (569, 34524), (822, 23898), (959, 20484), (1138, 17262), (1233, 15932), (1644, 11949), (1707, 11508), (1918, 10242), (2276, 8631), (2466, 7966), (2877, 6828), (3414, 5754), (3836, 5121), (3983, 4932)]