19653768

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16057}}^1$

素因数の和:16086

約数の個数: 48

約数和(自身を含む): 56363580

約数和(自身を除く): 36709812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16057, 32114, 48171, 64228, 96342, 128456, 144513, 192684, 272969, 289026, 385368, 545938, 578052, 818907, 1091876, 1156104, 1637814, 2183752, 2456721, 3275628, 4913442, 6551256, 9826884, 19653768]

約数ペア:

[(1, 19653768), (2, 9826884), (3, 6551256), (4, 4913442), (6, 3275628), (8, 2456721), (9, 2183752), (12, 1637814), (17, 1156104), (18, 1091876), (24, 818907), (34, 578052), (36, 545938), (51, 385368), (68, 289026), (72, 272969), (102, 192684), (136, 144513), (153, 128456), (204, 96342), (306, 64228), (408, 48171), (612, 32114), (1224, 16057)]