18780444

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 96

約数和(自身を含む): 52799040

約数和(自身を除く): 34018596

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 53, 54, 68, 102, 106, 108, 153, 159, 193, 204, 212, 306, 318, 386, 459, 477, 579, 612, 636, 772, 901, 918, 954, 1158, 1431, 1737, 1802, 1836, 1908, 2316, 2703, 2862, 3281, 3474, 3604, 5211, 5406, 5724, 6562, 6948, 8109, 9843, 10229, 10422, 10812, 13124, 16218, 19686, 20458, 20844, 24327, 29529, 30687, 32436, 39372, 40916, 48654, 59058, 61374, 88587, 92061, 97308, 118116, 122748, 173893, 177174, 184122, 276183, 347786, 354348, 368244, 521679, 552366, 695572, 1043358, 1104732, 1565037, 2086716, 3130074, 4695111, 6260148, 9390222, 18780444]

約数ペア:

[(1, 18780444), (2, 9390222), (3, 6260148), (4, 4695111), (6, 3130074), (9, 2086716), (12, 1565037), (17, 1104732), (18, 1043358), (27, 695572), (34, 552366), (36, 521679), (51, 368244), (53, 354348), (54, 347786), (68, 276183), (102, 184122), (106, 177174), (108, 173893), (153, 122748), (159, 118116), (193, 97308), (204, 92061), (212, 88587), (306, 61374), (318, 59058), (386, 48654), (459, 40916), (477, 39372), (579, 32436), (612, 30687), (636, 29529), (772, 24327), (901, 20844), (918, 20458), (954, 19686), (1158, 16218), (1431, 13124), (1737, 10812), (1802, 10422), (1836, 10229), (1908, 9843), (2316, 8109), (2703, 6948), (2862, 6562), (3281, 5724), (3474, 5406), (3604, 5211)]