20164996830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{991}}^1$

素因数の和:1522

約数の個数: 128

約数和(自身を含む): 53286875136

約数和(自身を除く): 33121878306

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 197, 313, 330, 394, 591, 626, 939, 985, 991, 1182, 1565, 1878, 1970, 1982, 2167, 2955, 2973, 3130, 3443, 4334, 4695, 4955, 5910, 5946, 6501, 6886, 9390, 9910, 10329, 10835, 10901, 13002, 14865, 17215, 20658, 21670, 21802, 29730, 32505, 32703, 34430, 51645, 54505, 61661, 65010, 65406, 103290, 109010, 123322, 163515, 184983, 195227, 308305, 310183, 327030, 369966, 390454, 585681, 616610, 620366, 678271, 924915, 930549, 976135, 1171362, 1356542, 1550915, 1849830, 1861098, 1952270, 2034813, 2147497, 2928405, 3101830, 3391355, 3412013, 4069626, 4294994, 4652745, 5856810, 6442491, 6782710, 6824026, 9305490, 10174065, 10236039, 10737485, 12884982, 17060065, 20348130, 20472078, 21474970, 32212455, 34120130, 51180195, 61106051, 64424910, 102360390, 122212102, 183318153, 305530255, 366636306, 611060510, 672166561, 916590765, 1344333122, 1833181530, 2016499683, 3360832805, 4032999366, 6721665610, 10082498415, 20164996830]

約数ペア:

[(1, 20164996830), (2, 10082498415), (3, 6721665610), (5, 4032999366), (6, 3360832805), (10, 2016499683), (11, 1833181530), (15, 1344333122), (22, 916590765), (30, 672166561), (33, 611060510), (55, 366636306), (66, 305530255), (110, 183318153), (165, 122212102), (197, 102360390), (313, 64424910), (330, 61106051), (394, 51180195), (591, 34120130), (626, 32212455), (939, 21474970), (985, 20472078), (991, 20348130), (1182, 17060065), (1565, 12884982), (1878, 10737485), (1970, 10236039), (1982, 10174065), (2167, 9305490), (2955, 6824026), (2973, 6782710), (3130, 6442491), (3443, 5856810), (4334, 4652745), (4695, 4294994), (4955, 4069626), (5910, 3412013), (5946, 3391355), (6501, 3101830), (6886, 2928405), (9390, 2147497), (9910, 2034813), (10329, 1952270), (10835, 1861098), (10901, 1849830), (13002, 1550915), (14865, 1356542), (17215, 1171362), (20658, 976135), (21670, 930549), (21802, 924915), (29730, 678271), (32505, 620366), (32703, 616610), (34430, 585681), (51645, 390454), (54505, 369966), (61661, 327030), (65010, 310183), (65406, 308305), (103290, 195227), (109010, 184983), (123322, 163515)]