20160940878

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{6869}}^1$

素因数の和:7043

約数の個数: 128

約数和(自身を含む): 49998211200

約数和(自身を除く): 29837270322

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 113, 117, 222, 226, 234, 333, 339, 351, 481, 666, 678, 702, 962, 999, 1017, 1443, 1469, 1998, 2034, 2886, 2938, 3051, 4181, 4329, 4407, 6102, 6869, 8362, 8658, 8814, 12543, 12987, 13221, 13738, 20607, 25086, 25974, 26442, 37629, 39663, 41214, 54353, 61821, 75258, 79326, 89297, 108706, 112887, 123642, 163059, 178594, 185463, 225774, 254153, 267891, 326118, 370926, 489177, 508306, 535782, 762459, 776197, 803673, 978354, 1467531, 1524918, 1552394, 1607346, 2287377, 2328591, 2411019, 2935062, 3303989, 4574754, 4657182, 4822038, 6607978, 6862131, 6985773, 9911967, 10090561, 13724262, 13971546, 19823934, 20181122, 20957319, 28719289, 29735901, 30271683, 41914638, 57438578, 59471802, 60543366, 86157867, 89207703, 90815049, 172315734, 178415406, 181630098, 258473601, 272445147, 373350757, 516947202, 544890294, 746701514, 775420803, 1120052271, 1550841606, 2240104542, 3360156813, 6720313626, 10080470439, 20160940878]

約数ペア:

[(1, 20160940878), (2, 10080470439), (3, 6720313626), (6, 3360156813), (9, 2240104542), (13, 1550841606), (18, 1120052271), (26, 775420803), (27, 746701514), (37, 544890294), (39, 516947202), (54, 373350757), (74, 272445147), (78, 258473601), (111, 181630098), (113, 178415406), (117, 172315734), (222, 90815049), (226, 89207703), (234, 86157867), (333, 60543366), (339, 59471802), (351, 57438578), (481, 41914638), (666, 30271683), (678, 29735901), (702, 28719289), (962, 20957319), (999, 20181122), (1017, 19823934), (1443, 13971546), (1469, 13724262), (1998, 10090561), (2034, 9911967), (2886, 6985773), (2938, 6862131), (3051, 6607978), (4181, 4822038), (4329, 4657182), (4407, 4574754), (6102, 3303989), (6869, 2935062), (8362, 2411019), (8658, 2328591), (8814, 2287377), (12543, 1607346), (12987, 1552394), (13221, 1524918), (13738, 1467531), (20607, 978354), (25086, 803673), (25974, 776197), (26442, 762459), (37629, 535782), (39663, 508306), (41214, 489177), (54353, 370926), (61821, 326118), (75258, 267891), (79326, 254153), (89297, 225774), (108706, 185463), (112887, 178594), (123642, 163059)]