19383705

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 40075200

約数和(自身を除く): 20691495

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 81, 95, 99, 135, 165, 171, 209, 229, 285, 297, 405, 495, 513, 627, 687, 855, 891, 1045, 1145, 1485, 1539, 1881, 2061, 2519, 2565, 3135, 3435, 4351, 4455, 5643, 6183, 7557, 7695, 9405, 10305, 12595, 13053, 16929, 18549, 21755, 22671, 28215, 30915, 37785, 39159, 47861, 65265, 68013, 84645, 92745, 113355, 117477, 143583, 195795, 204039, 239305, 340065, 352431, 430749, 587385, 717915, 1020195, 1292247, 1762155, 2153745, 3876741, 6461235, 19383705]

約数ペア:

[(1, 19383705), (3, 6461235), (5, 3876741), (9, 2153745), (11, 1762155), (15, 1292247), (19, 1020195), (27, 717915), (33, 587385), (45, 430749), (55, 352431), (57, 340065), (81, 239305), (95, 204039), (99, 195795), (135, 143583), (165, 117477), (171, 113355), (209, 92745), (229, 84645), (285, 68013), (297, 65265), (405, 47861), (495, 39159), (513, 37785), (627, 30915), (687, 28215), (855, 22671), (891, 21755), (1045, 18549), (1145, 16929), (1485, 13053), (1539, 12595), (1881, 10305), (2061, 9405), (2519, 7695), (2565, 7557), (3135, 6183), (3435, 5643), (4351, 4455)]