2019377776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7229}}^1$

素因数の和:7346

約数の個数: 80

約数和(自身を含む): 4518460800

約数和(自身を除く): 2499083024

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 79, 104, 136, 158, 208, 221, 272, 316, 442, 632, 884, 1027, 1264, 1343, 1768, 2054, 2686, 3536, 4108, 5372, 7229, 8216, 10744, 14458, 16432, 17459, 21488, 28916, 34918, 57832, 69836, 93977, 115664, 122893, 139672, 187954, 245786, 279344, 375908, 491572, 571091, 751816, 983144, 1142182, 1503632, 1597609, 1966288, 2284364, 3195218, 4568728, 6390436, 7424183, 9137456, 9708547, 12780872, 14848366, 19417094, 25561744, 29696732, 38834188, 59393464, 77668376, 118786928, 126211111, 155336752, 252422222, 504844444, 1009688888, 2019377776]

約数ペア:

[(1, 2019377776), (2, 1009688888), (4, 504844444), (8, 252422222), (13, 155336752), (16, 126211111), (17, 118786928), (26, 77668376), (34, 59393464), (52, 38834188), (68, 29696732), (79, 25561744), (104, 19417094), (136, 14848366), (158, 12780872), (208, 9708547), (221, 9137456), (272, 7424183), (316, 6390436), (442, 4568728), (632, 3195218), (884, 2284364), (1027, 1966288), (1264, 1597609), (1343, 1503632), (1768, 1142182), (2054, 983144), (2686, 751816), (3536, 571091), (4108, 491572), (5372, 375908), (7229, 279344), (8216, 245786), (10744, 187954), (14458, 139672), (16432, 122893), (17459, 115664), (21488, 93977), (28916, 69836), (34918, 57832)]