20948021262

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{317}}^1\times {\mathrm{74923}}^1$

素因数の和:75262

約数の個数: 72

約数和(自身を含む): 52964824536

約数和(自身を除く): 32016803274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 317, 441, 634, 882, 951, 1902, 2219, 2853, 4438, 5706, 6657, 13314, 15533, 19971, 31066, 39942, 46599, 74923, 93198, 139797, 149846, 224769, 279594, 449538, 524461, 674307, 1048922, 1348614, 1573383, 3146766, 3671227, 4720149, 7342454, 9440298, 11013681, 22027362, 23750591, 33041043, 47501182, 66082086, 71251773, 142503546, 166254137, 213755319, 332508274, 427510638, 498762411, 997524822, 1163778959, 1496287233, 2327557918, 2992574466, 3491336877, 6982673754, 10474010631, 20948021262]

約数ペア:

[(1, 20948021262), (2, 10474010631), (3, 6982673754), (6, 3491336877), (7, 2992574466), (9, 2327557918), (14, 1496287233), (18, 1163778959), (21, 997524822), (42, 498762411), (49, 427510638), (63, 332508274), (98, 213755319), (126, 166254137), (147, 142503546), (294, 71251773), (317, 66082086), (441, 47501182), (634, 33041043), (882, 23750591), (951, 22027362), (1902, 11013681), (2219, 9440298), (2853, 7342454), (4438, 4720149), (5706, 3671227), (6657, 3146766), (13314, 1573383), (15533, 1348614), (19971, 1048922), (31066, 674307), (39942, 524461), (46599, 449538), (74923, 279594), (93198, 224769), (139797, 149846)]