16861806

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:298

約数の個数: 72

約数和(自身を含む): 41451696

約数和(自身を除く): 24589890

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 169, 207, 234, 241, 299, 338, 414, 482, 507, 598, 723, 897, 1014, 1446, 1521, 1794, 2169, 2691, 3042, 3133, 3887, 4338, 5382, 5543, 6266, 7774, 9399, 11086, 11661, 16629, 18798, 23322, 28197, 33258, 34983, 40729, 49887, 56394, 69966, 72059, 81458, 99774, 122187, 144118, 216177, 244374, 366561, 432354, 648531, 733122, 936767, 1297062, 1873534, 2810301, 5620602, 8430903, 16861806]

約数ペア:

[(1, 16861806), (2, 8430903), (3, 5620602), (6, 2810301), (9, 1873534), (13, 1297062), (18, 936767), (23, 733122), (26, 648531), (39, 432354), (46, 366561), (69, 244374), (78, 216177), (117, 144118), (138, 122187), (169, 99774), (207, 81458), (234, 72059), (241, 69966), (299, 56394), (338, 49887), (414, 40729), (482, 34983), (507, 33258), (598, 28197), (723, 23322), (897, 18798), (1014, 16629), (1446, 11661), (1521, 11086), (1794, 9399), (2169, 7774), (2691, 6266), (3042, 5543), (3133, 5382), (3887, 4338)]