31812156

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 89376000

約数和(自身を除く): 57563844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 37, 38, 54, 57, 74, 76, 108, 111, 114, 148, 171, 222, 228, 333, 342, 419, 444, 513, 666, 684, 703, 838, 999, 1026, 1257, 1332, 1406, 1676, 1998, 2052, 2109, 2514, 2812, 3771, 3996, 4218, 5028, 6327, 7542, 7961, 8436, 11313, 12654, 15084, 15503, 15922, 18981, 22626, 23883, 25308, 31006, 31844, 37962, 45252, 46509, 47766, 62012, 71649, 75924, 93018, 95532, 139527, 143298, 186036, 214947, 279054, 286596, 294557, 418581, 429894, 558108, 589114, 837162, 859788, 883671, 1178228, 1674324, 1767342, 2651013, 3534684, 5302026, 7953039, 10604052, 15906078, 31812156]

約数ペア:

[(1, 31812156), (2, 15906078), (3, 10604052), (4, 7953039), (6, 5302026), (9, 3534684), (12, 2651013), (18, 1767342), (19, 1674324), (27, 1178228), (36, 883671), (37, 859788), (38, 837162), (54, 589114), (57, 558108), (74, 429894), (76, 418581), (108, 294557), (111, 286596), (114, 279054), (148, 214947), (171, 186036), (222, 143298), (228, 139527), (333, 95532), (342, 93018), (419, 75924), (444, 71649), (513, 62012), (666, 47766), (684, 46509), (703, 45252), (838, 37962), (999, 31844), (1026, 31006), (1257, 25308), (1332, 23883), (1406, 22626), (1676, 18981), (1998, 15922), (2052, 15503), (2109, 15084), (2514, 12654), (2812, 11313), (3771, 8436), (3996, 7961), (4218, 7542), (5028, 6327)]