17997712

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:911

約数の個数: 40

約数和(自身を含む): 37254560

約数和(自身を除く): 19256848

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 811, 1168, 1387, 1622, 2774, 3244, 5548, 6488, 11096, 12976, 15409, 22192, 30818, 59203, 61636, 118406, 123272, 236812, 246544, 473624, 947248, 1124857, 2249714, 4499428, 8998856, 17997712]

約数ペア:

[(1, 17997712), (2, 8998856), (4, 4499428), (8, 2249714), (16, 1124857), (19, 947248), (38, 473624), (73, 246544), (76, 236812), (146, 123272), (152, 118406), (292, 61636), (304, 59203), (584, 30818), (811, 22192), (1168, 15409), (1387, 12976), (1622, 11096), (2774, 6488), (3244, 5548)]