19948446

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 33515874

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 67, 102, 119, 126, 134, 139, 153, 201, 238, 278, 306, 357, 402, 417, 469, 603, 714, 834, 938, 973, 1071, 1139, 1206, 1251, 1407, 1946, 2142, 2278, 2363, 2502, 2814, 2919, 3417, 4221, 4726, 5838, 6834, 7089, 7973, 8442, 8757, 9313, 10251, 14178, 15946, 16541, 17514, 18626, 20502, 21267, 23919, 27939, 33082, 42534, 47838, 49623, 55878, 65191, 71757, 83817, 99246, 130382, 143514, 148869, 158321, 167634, 195573, 297738, 316642, 391146, 474963, 586719, 949926, 1108247, 1173438, 1424889, 2216494, 2849778, 3324741, 6649482, 9974223, 19948446]

約数ペア:

[(1, 19948446), (2, 9974223), (3, 6649482), (6, 3324741), (7, 2849778), (9, 2216494), (14, 1424889), (17, 1173438), (18, 1108247), (21, 949926), (34, 586719), (42, 474963), (51, 391146), (63, 316642), (67, 297738), (102, 195573), (119, 167634), (126, 158321), (134, 148869), (139, 143514), (153, 130382), (201, 99246), (238, 83817), (278, 71757), (306, 65191), (357, 55878), (402, 49623), (417, 47838), (469, 42534), (603, 33082), (714, 27939), (834, 23919), (938, 21267), (973, 20502), (1071, 18626), (1139, 17514), (1206, 16541), (1251, 15946), (1407, 14178), (1946, 10251), (2142, 9313), (2278, 8757), (2363, 8442), (2502, 7973), (2814, 7089), (2919, 6834), (3417, 5838), (4221, 4726)]