20165458684

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{1787}}^1$

素因数の和:2123

約数の個数: 96

約数和(自身を含む): 43284132864

約数和(自身を除く): 23118674180

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 151, 157, 238, 302, 314, 476, 604, 628, 1057, 1099, 1787, 2114, 2198, 2567, 2669, 3574, 4228, 4396, 5134, 5338, 7148, 10268, 10676, 12509, 17969, 18683, 23707, 25018, 30379, 35938, 37366, 47414, 50036, 60758, 71876, 74732, 94828, 121516, 165949, 212653, 269837, 280559, 331898, 403019, 425306, 539674, 561118, 663796, 806038, 850612, 1079348, 1122236, 1612076, 1888859, 1963913, 2821133, 3777718, 3927826, 4587229, 4769503, 5642266, 7555436, 7855652, 9174458, 9539006, 11284532, 18348916, 19078012, 32110603, 33386521, 42364409, 64221206, 66773042, 84728818, 128442412, 133546084, 169457636, 296550863, 593101726, 720194953, 1186203452, 1440389906, 2880779812, 5041364671, 10082729342, 20165458684]

約数ペア:

[(1, 20165458684), (2, 10082729342), (4, 5041364671), (7, 2880779812), (14, 1440389906), (17, 1186203452), (28, 720194953), (34, 593101726), (68, 296550863), (119, 169457636), (151, 133546084), (157, 128442412), (238, 84728818), (302, 66773042), (314, 64221206), (476, 42364409), (604, 33386521), (628, 32110603), (1057, 19078012), (1099, 18348916), (1787, 11284532), (2114, 9539006), (2198, 9174458), (2567, 7855652), (2669, 7555436), (3574, 5642266), (4228, 4769503), (4396, 4587229), (5134, 3927826), (5338, 3777718), (7148, 2821133), (10268, 1963913), (10676, 1888859), (12509, 1612076), (17969, 1122236), (18683, 1079348), (23707, 850612), (25018, 806038), (30379, 663796), (35938, 561118), (37366, 539674), (47414, 425306), (50036, 403019), (60758, 331898), (71876, 280559), (74732, 269837), (94828, 212653), (121516, 165949)]