18460072124

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{4241}}^1$

素因数の和:4455

約数の個数: 72

約数和(自身を含む): 35994829248

約数和(自身を除く): 17534757124

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 137, 169, 188, 274, 338, 548, 611, 676, 1222, 1781, 2444, 3562, 4241, 6439, 7124, 7943, 8482, 12878, 15886, 16964, 23153, 25756, 31772, 46306, 55133, 83707, 92612, 110266, 167414, 199327, 220532, 334828, 398654, 581017, 716729, 797308, 1088191, 1162034, 1433458, 2176382, 2324068, 2591251, 2866916, 4352764, 5182502, 7553221, 10365004, 15106442, 27307799, 30212884, 33686263, 54615598, 67372526, 98191873, 109231196, 134745052, 196383746, 355001387, 392767492, 710002774, 1420005548, 4615018031, 9230036062, 18460072124]

約数ペア:

[(1, 18460072124), (2, 9230036062), (4, 4615018031), (13, 1420005548), (26, 710002774), (47, 392767492), (52, 355001387), (94, 196383746), (137, 134745052), (169, 109231196), (188, 98191873), (274, 67372526), (338, 54615598), (548, 33686263), (611, 30212884), (676, 27307799), (1222, 15106442), (1781, 10365004), (2444, 7553221), (3562, 5182502), (4241, 4352764), (6439, 2866916), (7124, 2591251), (7943, 2324068), (8482, 2176382), (12878, 1433458), (15886, 1162034), (16964, 1088191), (23153, 797308), (25756, 716729), (31772, 581017), (46306, 398654), (55133, 334828), (83707, 220532), (92612, 199327), (110266, 167414)]