19471290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 50253696

約数和(自身を除く): 30782406

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 73, 85, 102, 146, 170, 219, 255, 365, 438, 510, 523, 730, 1046, 1095, 1241, 1569, 2190, 2482, 2615, 3138, 3723, 5230, 6205, 7446, 7845, 8891, 12410, 15690, 17782, 18615, 26673, 37230, 38179, 44455, 53346, 76358, 88910, 114537, 133365, 190895, 229074, 266730, 381790, 572685, 649043, 1145370, 1298086, 1947129, 3245215, 3894258, 6490430, 9735645, 19471290]

約数ペア:

[(1, 19471290), (2, 9735645), (3, 6490430), (5, 3894258), (6, 3245215), (10, 1947129), (15, 1298086), (17, 1145370), (30, 649043), (34, 572685), (51, 381790), (73, 266730), (85, 229074), (102, 190895), (146, 133365), (170, 114537), (219, 88910), (255, 76358), (365, 53346), (438, 44455), (510, 38179), (523, 37230), (730, 26673), (1046, 18615), (1095, 17782), (1241, 15690), (1569, 12410), (2190, 8891), (2482, 7845), (2615, 7446), (3138, 6205), (3723, 5230)]