2019803512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{18637}}^1$

素因数の和:18716

約数の個数: 64

約数和(自身を含む): 4294195200

約数和(自身を除く): 2274391688

約数列:

[1, 2, 4, 8, 19, 23, 31, 38, 46, 62, 76, 92, 124, 152, 184, 248, 437, 589, 713, 874, 1178, 1426, 1748, 2356, 2852, 3496, 4712, 5704, 13547, 18637, 27094, 37274, 54188, 74548, 108376, 149096, 354103, 428651, 577747, 708206, 857302, 1155494, 1416412, 1714604, 2310988, 2832824, 3429208, 4621976, 8144369, 10977193, 13288181, 16288738, 21954386, 26576362, 32577476, 43908772, 53152724, 65154952, 87817544, 106305448, 252475439, 504950878, 1009901756, 2019803512]

約数ペア:

[(1, 2019803512), (2, 1009901756), (4, 504950878), (8, 252475439), (19, 106305448), (23, 87817544), (31, 65154952), (38, 53152724), (46, 43908772), (62, 32577476), (76, 26576362), (92, 21954386), (124, 16288738), (152, 13288181), (184, 10977193), (248, 8144369), (437, 4621976), (589, 3429208), (713, 2832824), (874, 2310988), (1178, 1714604), (1426, 1416412), (1748, 1155494), (2356, 857302), (2852, 708206), (3496, 577747), (4712, 428651), (5704, 354103), (13547, 149096), (18637, 108376), (27094, 74548), (37274, 54188)]