20199651879

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 30370037760

約数和(自身を除く): 10170385881

約数列:

[1, 3, 11, 33, 59, 127, 151, 177, 381, 453, 541, 649, 1397, 1623, 1661, 1947, 4191, 4983, 5951, 7493, 8909, 17853, 19177, 22479, 26727, 31919, 57531, 68707, 81691, 82423, 95757, 97999, 206121, 210947, 245073, 247269, 293997, 351109, 632841, 755777, 898601, 1053327, 1131443, 2267331, 2695803, 3394329, 4053713, 4819769, 10374757, 12161139, 12445873, 14459307, 31124271, 37337619, 44590843, 53017459, 114122327, 133772529, 159052377, 342366981, 612110663, 1836331989, 6733217293, 20199651879]

約数ペア:

[(1, 20199651879), (3, 6733217293), (11, 1836331989), (33, 612110663), (59, 342366981), (127, 159052377), (151, 133772529), (177, 114122327), (381, 53017459), (453, 44590843), (541, 37337619), (649, 31124271), (1397, 14459307), (1623, 12445873), (1661, 12161139), (1947, 10374757), (4191, 4819769), (4983, 4053713), (5951, 3394329), (7493, 2695803), (8909, 2267331), (17853, 1131443), (19177, 1053327), (22479, 898601), (26727, 755777), (31919, 632841), (57531, 351109), (68707, 293997), (81691, 247269), (82423, 245073), (95757, 210947), (97999, 206121)]