20166700816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{12347}}^1$

素因数の和:12512

約数の個数: 80

約数和(自身を含む): 41892318720

約数和(自身を除く): 21725617904

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 89, 124, 148, 178, 248, 296, 356, 496, 592, 712, 1147, 1424, 2294, 2759, 3293, 4588, 5518, 6586, 9176, 11036, 12347, 13172, 18352, 22072, 24694, 26344, 44144, 49388, 52688, 98776, 102083, 197552, 204166, 382757, 408332, 456839, 765514, 816664, 913678, 1098883, 1531028, 1633328, 1827356, 2197766, 3062056, 3654712, 4395532, 6124112, 7309424, 8791064, 14162009, 17582128, 28324018, 34065373, 40658671, 56648036, 68130746, 81317342, 113296072, 136261492, 162634684, 226592144, 272522984, 325269368, 545045968, 650538736, 1260418801, 2520837602, 5041675204, 10083350408, 20166700816]

約数ペア:

[(1, 20166700816), (2, 10083350408), (4, 5041675204), (8, 2520837602), (16, 1260418801), (31, 650538736), (37, 545045968), (62, 325269368), (74, 272522984), (89, 226592144), (124, 162634684), (148, 136261492), (178, 113296072), (248, 81317342), (296, 68130746), (356, 56648036), (496, 40658671), (592, 34065373), (712, 28324018), (1147, 17582128), (1424, 14162009), (2294, 8791064), (2759, 7309424), (3293, 6124112), (4588, 4395532), (5518, 3654712), (6586, 3062056), (9176, 2197766), (11036, 1827356), (12347, 1633328), (13172, 1531028), (18352, 1098883), (22072, 913678), (24694, 816664), (26344, 765514), (44144, 456839), (49388, 408332), (52688, 382757), (98776, 204166), (102083, 197552)]