19156977738

素因数分解:

$2^1\times 3^4\times {\mathrm{179}}^1\times {\mathrm{281}}^1\times {\mathrm{2351}}^1$

素因数の和:2825

約数の個数: 80

約数和(自身を含む): 43337669760

約数和(自身を除く): 24180692022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 179, 281, 358, 537, 562, 843, 1074, 1611, 1686, 2351, 2529, 3222, 4702, 4833, 5058, 7053, 7587, 9666, 14106, 14499, 15174, 21159, 22761, 28998, 42318, 45522, 50299, 63477, 100598, 126954, 150897, 190431, 301794, 380862, 420829, 452691, 660631, 841658, 905382, 1262487, 1321262, 1358073, 1981893, 2524974, 2716146, 3787461, 3963786, 4074219, 5945679, 7574922, 8148438, 11362383, 11891358, 17837037, 22724766, 34087149, 35674074, 53511111, 68174298, 107022222, 118252949, 236505898, 354758847, 709517694, 1064276541, 2128553082, 3192829623, 6385659246, 9578488869, 19156977738]

約数ペア:

[(1, 19156977738), (2, 9578488869), (3, 6385659246), (6, 3192829623), (9, 2128553082), (18, 1064276541), (27, 709517694), (54, 354758847), (81, 236505898), (162, 118252949), (179, 107022222), (281, 68174298), (358, 53511111), (537, 35674074), (562, 34087149), (843, 22724766), (1074, 17837037), (1611, 11891358), (1686, 11362383), (2351, 8148438), (2529, 7574922), (3222, 5945679), (4702, 4074219), (4833, 3963786), (5058, 3787461), (7053, 2716146), (7587, 2524974), (9666, 1981893), (14106, 1358073), (14499, 1321262), (15174, 1262487), (21159, 905382), (22761, 841658), (28998, 660631), (42318, 452691), (45522, 420829), (50299, 380862), (63477, 301794), (100598, 190431), (126954, 150897)]