19788048

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:381

約数の個数: 120

約数和(自身を含む): 64454208

約数和(自身を除く): 44666160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 67, 72, 84, 112, 126, 134, 144, 168, 201, 252, 268, 293, 336, 402, 469, 504, 536, 586, 603, 804, 879, 938, 1008, 1072, 1172, 1206, 1407, 1608, 1758, 1876, 2051, 2344, 2412, 2637, 2814, 3216, 3516, 3752, 4102, 4221, 4688, 4824, 5274, 5628, 6153, 7032, 7504, 8204, 8442, 9648, 10548, 11256, 12306, 14064, 16408, 16884, 18459, 19631, 21096, 22512, 24612, 32816, 33768, 36918, 39262, 42192, 49224, 58893, 67536, 73836, 78524, 98448, 117786, 137417, 147672, 157048, 176679, 235572, 274834, 295344, 314096, 353358, 412251, 471144, 549668, 706716, 824502, 942288, 1099336, 1236753, 1413432, 1649004, 2198672, 2473506, 2826864, 3298008, 4947012, 6596016, 9894024, 19788048]

約数ペア:

[(1, 19788048), (2, 9894024), (3, 6596016), (4, 4947012), (6, 3298008), (7, 2826864), (8, 2473506), (9, 2198672), (12, 1649004), (14, 1413432), (16, 1236753), (18, 1099336), (21, 942288), (24, 824502), (28, 706716), (36, 549668), (42, 471144), (48, 412251), (56, 353358), (63, 314096), (67, 295344), (72, 274834), (84, 235572), (112, 176679), (126, 157048), (134, 147672), (144, 137417), (168, 117786), (201, 98448), (252, 78524), (268, 73836), (293, 67536), (336, 58893), (402, 49224), (469, 42192), (504, 39262), (536, 36918), (586, 33768), (603, 32816), (804, 24612), (879, 22512), (938, 21096), (1008, 19631), (1072, 18459), (1172, 16884), (1206, 16408), (1407, 14064), (1608, 12306), (1758, 11256), (1876, 10548), (2051, 9648), (2344, 8442), (2412, 8204), (2637, 7504), (2814, 7032), (3216, 6153), (3516, 5628), (3752, 5274), (4102, 4824), (4221, 4688)]