20187631438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:526

約数の個数: 96

約数和(自身を含む): 35620917696

約数和(自身を除く): 15433286258

約数列:

[1, 2, 13, 23, 26, 29, 46, 58, 137, 274, 293, 299, 377, 586, 598, 667, 754, 841, 1334, 1682, 1781, 3151, 3562, 3809, 3973, 6302, 6739, 7618, 7946, 8497, 8671, 10933, 13478, 16994, 17342, 19343, 21866, 38686, 40141, 40963, 51649, 80282, 81926, 87607, 91379, 103298, 110461, 115217, 175214, 182758, 195431, 220922, 230434, 246413, 251459, 390862, 492826, 502918, 521833, 923243, 1043666, 1164089, 1187927, 1497821, 1846486, 2328178, 2375854, 2540603, 2649991, 2995642, 3203369, 5081206, 5299982, 5667499, 6406738, 11334998, 12002159, 15133157, 24004318, 26774047, 30266314, 33758581, 34449883, 53548094, 67517162, 68899766, 73677487, 147354974, 348062611, 438861553, 696125222, 776447363, 877723106, 1552894726, 10093815719, 20187631438]

約数ペア:

[(1, 20187631438), (2, 10093815719), (13, 1552894726), (23, 877723106), (26, 776447363), (29, 696125222), (46, 438861553), (58, 348062611), (137, 147354974), (274, 73677487), (293, 68899766), (299, 67517162), (377, 53548094), (586, 34449883), (598, 33758581), (667, 30266314), (754, 26774047), (841, 24004318), (1334, 15133157), (1682, 12002159), (1781, 11334998), (3151, 6406738), (3562, 5667499), (3809, 5299982), (3973, 5081206), (6302, 3203369), (6739, 2995642), (7618, 2649991), (7946, 2540603), (8497, 2375854), (8671, 2328178), (10933, 1846486), (13478, 1497821), (16994, 1187927), (17342, 1164089), (19343, 1043666), (21866, 923243), (38686, 521833), (40141, 502918), (40963, 492826), (51649, 390862), (80282, 251459), (81926, 246413), (87607, 230434), (91379, 220922), (103298, 195431), (110461, 182758), (115217, 175214)]