19981752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1433}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 57818880

約数和(自身を除く): 37837128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1433, 1743, 1992, 2324, 2866, 3486, 4299, 4648, 5732, 6972, 8598, 10031, 11464, 13944, 17196, 20062, 30093, 34392, 40124, 60186, 80248, 118939, 120372, 237878, 240744, 356817, 475756, 713634, 832573, 951512, 1427268, 1665146, 2497719, 2854536, 3330292, 4995438, 6660584, 9990876, 19981752]

約数ペア:

[(1, 19981752), (2, 9990876), (3, 6660584), (4, 4995438), (6, 3330292), (7, 2854536), (8, 2497719), (12, 1665146), (14, 1427268), (21, 951512), (24, 832573), (28, 713634), (42, 475756), (56, 356817), (83, 240744), (84, 237878), (166, 120372), (168, 118939), (249, 80248), (332, 60186), (498, 40124), (581, 34392), (664, 30093), (996, 20062), (1162, 17196), (1433, 13944), (1743, 11464), (1992, 10031), (2324, 8598), (2866, 6972), (3486, 5732), (4299, 4648)]