19609902

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 46108608

約数和(自身を除く): 26498706

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 181, 234, 362, 463, 543, 926, 1086, 1389, 1629, 2353, 2778, 3258, 4167, 4706, 6019, 7059, 8334, 12038, 14118, 18057, 21177, 36114, 42354, 54171, 83803, 108342, 167606, 251409, 502818, 754227, 1089439, 1508454, 2178878, 3268317, 6536634, 9804951, 19609902]

約数ペア:

[(1, 19609902), (2, 9804951), (3, 6536634), (6, 3268317), (9, 2178878), (13, 1508454), (18, 1089439), (26, 754227), (39, 502818), (78, 251409), (117, 167606), (181, 108342), (234, 83803), (362, 54171), (463, 42354), (543, 36114), (926, 21177), (1086, 18057), (1389, 14118), (1629, 12038), (2353, 8334), (2778, 7059), (3258, 6019), (4167, 4706)]