19949968710

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{3518513}}^1$

素因数の和:3518539

約数の個数: 80

約数和(自身を含む): 61306587936

約数和(自身を除く): 41356619226

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 3518513, 7037026, 10555539, 17592565, 21111078, 24629591, 31666617, 35185130, 49259182, 52777695, 63333234, 73888773, 94999851, 105555390, 123147955, 147777546, 158333085, 189999702, 221666319, 246295910, 284999553, 316666170, 369443865, 443332638, 474999255, 569999106, 664998957, 738887730, 949998510, 1108331595, 1329997914, 1424997765, 1994996871, 2216663190, 2849995530, 3324994785, 3989993742, 6649989570, 9974984355, 19949968710]

約数ペア:

[(1, 19949968710), (2, 9974984355), (3, 6649989570), (5, 3989993742), (6, 3324994785), (7, 2849995530), (9, 2216663190), (10, 1994996871), (14, 1424997765), (15, 1329997914), (18, 1108331595), (21, 949998510), (27, 738887730), (30, 664998957), (35, 569999106), (42, 474999255), (45, 443332638), (54, 369443865), (63, 316666170), (70, 284999553), (81, 246295910), (90, 221666319), (105, 189999702), (126, 158333085), (135, 147777546), (162, 123147955), (189, 105555390), (210, 94999851), (270, 73888773), (315, 63333234), (378, 52777695), (405, 49259182), (567, 35185130), (630, 31666617), (810, 24629591), (945, 21111078), (1134, 17592565), (1890, 10555539), (2835, 7037026), (5670, 3518513)]