19142172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2053}}^1$

素因数の和:2107

約数の個数: 72

約数和(自身を含む): 56821856

約数和(自身を除く): 37679684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2053, 2331, 3108, 4106, 4662, 6159, 8212, 9324, 12318, 14371, 18477, 24636, 28742, 36954, 43113, 57484, 73908, 75961, 86226, 129339, 151922, 172452, 227883, 258678, 303844, 455766, 517356, 531727, 683649, 911532, 1063454, 1367298, 1595181, 2126908, 2734596, 3190362, 4785543, 6380724, 9571086, 19142172]

約数ペア:

[(1, 19142172), (2, 9571086), (3, 6380724), (4, 4785543), (6, 3190362), (7, 2734596), (9, 2126908), (12, 1595181), (14, 1367298), (18, 1063454), (21, 911532), (28, 683649), (36, 531727), (37, 517356), (42, 455766), (63, 303844), (74, 258678), (84, 227883), (111, 172452), (126, 151922), (148, 129339), (222, 86226), (252, 75961), (259, 73908), (333, 57484), (444, 43113), (518, 36954), (666, 28742), (777, 24636), (1036, 18477), (1332, 14371), (1554, 12318), (2053, 9324), (2331, 8212), (3108, 6159), (4106, 4662)]