20172571656

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{166013}}^1$

素因数の和:166166

約数の個数: 64

約数和(自身を含む): 51876054720

約数和(自身を除く): 31703483064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 83, 122, 166, 183, 244, 249, 332, 366, 488, 498, 664, 732, 996, 1464, 1992, 5063, 10126, 15189, 20252, 30378, 40504, 60756, 121512, 166013, 332026, 498039, 664052, 996078, 1328104, 1992156, 3984312, 10126793, 13779079, 20253586, 27558158, 30380379, 40507172, 41337237, 55116316, 60760758, 81014344, 82674474, 110232632, 121521516, 165348948, 243043032, 330697896, 840523819, 1681047638, 2521571457, 3362095276, 5043142914, 6724190552, 10086285828, 20172571656]

約数ペア:

[(1, 20172571656), (2, 10086285828), (3, 6724190552), (4, 5043142914), (6, 3362095276), (8, 2521571457), (12, 1681047638), (24, 840523819), (61, 330697896), (83, 243043032), (122, 165348948), (166, 121521516), (183, 110232632), (244, 82674474), (249, 81014344), (332, 60760758), (366, 55116316), (488, 41337237), (498, 40507172), (664, 30380379), (732, 27558158), (996, 20253586), (1464, 13779079), (1992, 10126793), (5063, 3984312), (10126, 1992156), (15189, 1328104), (20252, 996078), (30378, 664052), (40504, 498039), (60756, 332026), (121512, 166013)]