20415696834

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{68897}}^1$

素因数の和:69075

約数の個数: 64

約数和(自身を含む): 45836461440

約数和(自身を除く): 25420764606

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 131, 174, 262, 377, 393, 754, 786, 1131, 1703, 2262, 3406, 3799, 5109, 7598, 10218, 11397, 22794, 49387, 68897, 98774, 137794, 148161, 206691, 296322, 413382, 895661, 1791322, 1998013, 2686983, 3996026, 5373966, 5994039, 9025507, 11988078, 18051014, 25974169, 27076521, 51948338, 54153042, 77922507, 117331591, 155845014, 234663182, 261739703, 351994773, 523479406, 703989546, 785219109, 1570438218, 3402616139, 6805232278, 10207848417, 20415696834]

約数ペア:

[(1, 20415696834), (2, 10207848417), (3, 6805232278), (6, 3402616139), (13, 1570438218), (26, 785219109), (29, 703989546), (39, 523479406), (58, 351994773), (78, 261739703), (87, 234663182), (131, 155845014), (174, 117331591), (262, 77922507), (377, 54153042), (393, 51948338), (754, 27076521), (786, 25974169), (1131, 18051014), (1703, 11988078), (2262, 9025507), (3406, 5994039), (3799, 5373966), (5109, 3996026), (7598, 2686983), (10218, 1998013), (11397, 1791322), (22794, 895661), (49387, 413382), (68897, 296322), (98774, 206691), (137794, 148161)]