20248729552

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{80347}}^1$

素因数の和:81203

約数の個数: 40

約数和(自身を含む): 41347080800

約数和(自身を除く): 21098351248

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 829, 1658, 3316, 6632, 13264, 15751, 31502, 63004, 80347, 126008, 160694, 252016, 321388, 642776, 1285552, 1526593, 3053186, 6106372, 12212744, 24425488, 66607663, 133215326, 266430652, 532861304, 1065722608, 1265545597, 2531091194, 5062182388, 10124364776, 20248729552]

約数ペア:

[(1, 20248729552), (2, 10124364776), (4, 5062182388), (8, 2531091194), (16, 1265545597), (19, 1065722608), (38, 532861304), (76, 266430652), (152, 133215326), (304, 66607663), (829, 24425488), (1658, 12212744), (3316, 6106372), (6632, 3053186), (13264, 1526593), (15751, 1285552), (31502, 642776), (63004, 321388), (80347, 252016), (126008, 160694)]