20341913655

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{257}}^1\times {\mathrm{953}}^1$

素因数の和:1345

約数の個数: 96

約数和(自身を含む): 38384777664

約数和(自身を除く): 18042864009

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 113, 147, 245, 257, 339, 565, 735, 771, 791, 953, 1285, 1695, 1799, 2373, 2859, 3855, 3955, 4765, 5397, 5537, 6671, 8995, 11865, 12593, 14295, 16611, 20013, 26985, 27685, 29041, 33355, 37779, 46697, 62965, 83055, 87123, 100065, 107689, 140091, 145205, 188895, 203287, 233485, 244921, 323067, 435615, 538445, 609861, 700455, 734763, 753823, 1016435, 1224605, 1423009, 1615335, 1714447, 2261469, 3049305, 3673815, 3769115, 4269027, 5143341, 5276761, 7115045, 8572235, 11307345, 12001129, 15830283, 21345135, 25716705, 26383805, 27676073, 36003387, 60005645, 79151415, 83028219, 138380365, 180016935, 193732511, 415141095, 581197533, 968662555, 1356127577, 2905987665, 4068382731, 6780637885, 20341913655]

約数ペア:

[(1, 20341913655), (3, 6780637885), (5, 4068382731), (7, 2905987665), (15, 1356127577), (21, 968662555), (35, 581197533), (49, 415141095), (105, 193732511), (113, 180016935), (147, 138380365), (245, 83028219), (257, 79151415), (339, 60005645), (565, 36003387), (735, 27676073), (771, 26383805), (791, 25716705), (953, 21345135), (1285, 15830283), (1695, 12001129), (1799, 11307345), (2373, 8572235), (2859, 7115045), (3855, 5276761), (3955, 5143341), (4765, 4269027), (5397, 3769115), (5537, 3673815), (6671, 3049305), (8995, 2261469), (11865, 1714447), (12593, 1615335), (14295, 1423009), (16611, 1224605), (20013, 1016435), (26985, 753823), (27685, 734763), (29041, 700455), (33355, 609861), (37779, 538445), (46697, 435615), (62965, 323067), (83055, 244921), (87123, 233485), (100065, 203287), (107689, 188895), (140091, 145205)]