20342184795

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{7793}}^1$

素因数の和:7937

約数の個数: 96

約数和(自身を含む): 38518571520

約数和(自身を除く): 18176386725

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 71, 95, 129, 171, 213, 215, 285, 355, 387, 639, 645, 817, 855, 1065, 1349, 1935, 2451, 3053, 3195, 4047, 4085, 6745, 7353, 7793, 9159, 12141, 12255, 15265, 20235, 23379, 27477, 36765, 38965, 45795, 58007, 60705, 70137, 116895, 137385, 148067, 174021, 290035, 335099, 350685, 444201, 522063, 553303, 740335, 870105, 1005297, 1332603, 1659909, 1675495, 2221005, 2610315, 2766515, 3015891, 4979727, 5026485, 6366881, 6663015, 8299545, 10512757, 15079455, 19100643, 23792029, 24898635, 31538271, 31834405, 52563785, 57301929, 71376087, 94614813, 95503215, 118960145, 157691355, 214128261, 286509645, 356880435, 452048551, 473074065, 1070641305, 1356145653, 2260242755, 4068436959, 6780728265, 20342184795]

約数ペア:

[(1, 20342184795), (3, 6780728265), (5, 4068436959), (9, 2260242755), (15, 1356145653), (19, 1070641305), (43, 473074065), (45, 452048551), (57, 356880435), (71, 286509645), (95, 214128261), (129, 157691355), (171, 118960145), (213, 95503215), (215, 94614813), (285, 71376087), (355, 57301929), (387, 52563785), (639, 31834405), (645, 31538271), (817, 24898635), (855, 23792029), (1065, 19100643), (1349, 15079455), (1935, 10512757), (2451, 8299545), (3053, 6663015), (3195, 6366881), (4047, 5026485), (4085, 4979727), (6745, 3015891), (7353, 2766515), (7793, 2610315), (9159, 2221005), (12141, 1675495), (12255, 1659909), (15265, 1332603), (20235, 1005297), (23379, 870105), (27477, 740335), (36765, 553303), (38965, 522063), (45795, 444201), (58007, 350685), (60705, 335099), (70137, 290035), (116895, 174021), (137385, 148067)]