19850544

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 64995840

約数和(自身を除く): 45145296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 47, 48, 56, 63, 72, 84, 94, 112, 126, 141, 144, 168, 188, 252, 282, 329, 336, 376, 419, 423, 504, 564, 658, 752, 838, 846, 987, 1008, 1128, 1257, 1316, 1676, 1692, 1974, 2256, 2514, 2632, 2933, 2961, 3352, 3384, 3771, 3948, 5028, 5264, 5866, 5922, 6704, 6768, 7542, 7896, 8799, 10056, 11732, 11844, 15084, 15792, 17598, 19693, 20112, 23464, 23688, 26397, 30168, 35196, 39386, 46928, 47376, 52794, 59079, 60336, 70392, 78772, 105588, 118158, 137851, 140784, 157544, 177237, 211176, 236316, 275702, 315088, 354474, 413553, 422352, 472632, 551404, 708948, 827106, 945264, 1102808, 1240659, 1417896, 1654212, 2205616, 2481318, 2835792, 3308424, 4962636, 6616848, 9925272, 19850544]

約数ペア:

[(1, 19850544), (2, 9925272), (3, 6616848), (4, 4962636), (6, 3308424), (7, 2835792), (8, 2481318), (9, 2205616), (12, 1654212), (14, 1417896), (16, 1240659), (18, 1102808), (21, 945264), (24, 827106), (28, 708948), (36, 551404), (42, 472632), (47, 422352), (48, 413553), (56, 354474), (63, 315088), (72, 275702), (84, 236316), (94, 211176), (112, 177237), (126, 157544), (141, 140784), (144, 137851), (168, 118158), (188, 105588), (252, 78772), (282, 70392), (329, 60336), (336, 59079), (376, 52794), (419, 47376), (423, 46928), (504, 39386), (564, 35196), (658, 30168), (752, 26397), (838, 23688), (846, 23464), (987, 20112), (1008, 19693), (1128, 17598), (1257, 15792), (1316, 15084), (1676, 11844), (1692, 11732), (1974, 10056), (2256, 8799), (2514, 7896), (2632, 7542), (2933, 6768), (2961, 6704), (3352, 5922), (3384, 5866), (3771, 5264), (3948, 5028)]