19365966

素因数分解:

$2^1\times 3^4\times {\mathrm{173}}^1\times {\mathrm{691}}^1$

素因数の和:878

約数の個数: 40

約数和(自身を含む): 43708104

約数和(自身を除く): 24342138

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 173, 346, 519, 691, 1038, 1382, 1557, 2073, 3114, 4146, 4671, 6219, 9342, 12438, 14013, 18657, 28026, 37314, 55971, 111942, 119543, 239086, 358629, 717258, 1075887, 2151774, 3227661, 6455322, 9682983, 19365966]

約数ペア:

[(1, 19365966), (2, 9682983), (3, 6455322), (6, 3227661), (9, 2151774), (18, 1075887), (27, 717258), (54, 358629), (81, 239086), (162, 119543), (173, 111942), (346, 55971), (519, 37314), (691, 28026), (1038, 18657), (1382, 14013), (1557, 12438), (2073, 9342), (3114, 6219), (4146, 4671)]