20403898372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{110437}}^1$

素因数の和:110501

約数の個数: 96

約数和(自身を含む): 46755031680

約数和(自身を除く): 26351133308

約数列:

[1, 2, 4, 11, 13, 17, 19, 22, 26, 34, 38, 44, 52, 68, 76, 143, 187, 209, 221, 247, 286, 323, 374, 418, 442, 494, 572, 646, 748, 836, 884, 988, 1292, 2431, 2717, 3553, 4199, 4862, 5434, 7106, 8398, 9724, 10868, 14212, 16796, 46189, 92378, 110437, 184756, 220874, 441748, 1214807, 1435681, 1877429, 2098303, 2429614, 2871362, 3754858, 4196606, 4859228, 5742724, 7509716, 8393212, 15792491, 20651719, 23081333, 24406577, 27277939, 31584982, 35671151, 41303438, 46162666, 48813154, 54555878, 63169964, 71342302, 82606876, 92325332, 97626308, 109111756, 142684604, 268472347, 300057329, 392382661, 463724963, 536944694, 600114658, 784765322, 927449926, 1073889388, 1200229316, 1569530644, 1854899852, 5100974593, 10201949186, 20403898372]

約数ペア:

[(1, 20403898372), (2, 10201949186), (4, 5100974593), (11, 1854899852), (13, 1569530644), (17, 1200229316), (19, 1073889388), (22, 927449926), (26, 784765322), (34, 600114658), (38, 536944694), (44, 463724963), (52, 392382661), (68, 300057329), (76, 268472347), (143, 142684604), (187, 109111756), (209, 97626308), (221, 92325332), (247, 82606876), (286, 71342302), (323, 63169964), (374, 54555878), (418, 48813154), (442, 46162666), (494, 41303438), (572, 35671151), (646, 31584982), (748, 27277939), (836, 24406577), (884, 23081333), (988, 20651719), (1292, 15792491), (2431, 8393212), (2717, 7509716), (3553, 5742724), (4199, 4859228), (4862, 4196606), (5434, 3754858), (7106, 2871362), (8398, 2429614), (9724, 2098303), (10868, 1877429), (14212, 1435681), (16796, 1214807), (46189, 441748), (92378, 220874), (110437, 184756)]