19953737604

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1373}}^1\times {\mathrm{21247}}^1$

素因数の和:22649

約数の個数: 72

約数和(自身を含む): 53134448640

約数和(自身を除く): 33180711036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 1373, 2746, 4119, 5492, 8238, 12357, 16476, 21247, 24714, 26087, 42494, 49428, 52174, 63741, 78261, 84988, 104348, 127482, 156522, 191223, 234783, 254964, 313044, 382446, 403693, 469566, 764892, 807386, 939132, 1211079, 1614772, 2422158, 3633237, 4844316, 7266474, 14532948, 29172131, 58344262, 87516393, 116688524, 175032786, 262549179, 350065572, 525098358, 554270489, 1050196716, 1108540978, 1662811467, 2217081956, 3325622934, 4988434401, 6651245868, 9976868802, 19953737604]

約数ペア:

[(1, 19953737604), (2, 9976868802), (3, 6651245868), (4, 4988434401), (6, 3325622934), (9, 2217081956), (12, 1662811467), (18, 1108540978), (19, 1050196716), (36, 554270489), (38, 525098358), (57, 350065572), (76, 262549179), (114, 175032786), (171, 116688524), (228, 87516393), (342, 58344262), (684, 29172131), (1373, 14532948), (2746, 7266474), (4119, 4844316), (5492, 3633237), (8238, 2422158), (12357, 1614772), (16476, 1211079), (21247, 939132), (24714, 807386), (26087, 764892), (42494, 469566), (49428, 403693), (52174, 382446), (63741, 313044), (78261, 254964), (84988, 234783), (104348, 191223), (127482, 156522)]