20739968262

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{135731}}^1$

素因数の和:136405

約数の個数: 48

約数和(自身を含む): 48467725488

約数和(自身を除く): 27727757226

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 653, 1306, 1959, 3918, 5877, 8489, 11754, 16978, 25467, 50934, 76401, 135731, 152802, 271462, 407193, 814386, 1221579, 1764503, 2443158, 3529006, 5293509, 10587018, 15880527, 31761054, 88632343, 177264686, 265897029, 531794058, 797691087, 1152220459, 1595382174, 2304440918, 3456661377, 6913322754, 10369984131, 20739968262]

約数ペア:

[(1, 20739968262), (2, 10369984131), (3, 6913322754), (6, 3456661377), (9, 2304440918), (13, 1595382174), (18, 1152220459), (26, 797691087), (39, 531794058), (78, 265897029), (117, 177264686), (234, 88632343), (653, 31761054), (1306, 15880527), (1959, 10587018), (3918, 5293509), (5877, 3529006), (8489, 2443158), (11754, 1764503), (16978, 1221579), (25467, 814386), (50934, 407193), (76401, 271462), (135731, 152802)]