20221998992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1\times {\mathrm{1193}}^1$

素因数の和:1800

約数の個数: 80

約数和(自身を含む): 42533527680

約数和(自身を除く): 22311528688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 227, 359, 454, 718, 908, 1193, 1436, 1816, 2386, 2872, 2951, 3632, 4667, 4772, 5744, 5902, 9334, 9544, 11804, 15509, 18668, 19088, 23608, 31018, 37336, 47216, 62036, 74672, 81493, 124072, 162986, 248144, 270811, 325972, 428287, 541622, 651944, 856574, 1059409, 1083244, 1303888, 1713148, 2118818, 2166488, 3426296, 3520543, 4237636, 4332976, 5567731, 6852592, 7041086, 8475272, 11135462, 14082172, 16950544, 22270924, 28164344, 44541848, 56328688, 89083696, 97221149, 194442298, 388884596, 777769192, 1263874937, 1555538384, 2527749874, 5055499748, 10110999496, 20221998992]

約数ペア:

[(1, 20221998992), (2, 10110999496), (4, 5055499748), (8, 2527749874), (13, 1555538384), (16, 1263874937), (26, 777769192), (52, 388884596), (104, 194442298), (208, 97221149), (227, 89083696), (359, 56328688), (454, 44541848), (718, 28164344), (908, 22270924), (1193, 16950544), (1436, 14082172), (1816, 11135462), (2386, 8475272), (2872, 7041086), (2951, 6852592), (3632, 5567731), (4667, 4332976), (4772, 4237636), (5744, 3520543), (5902, 3426296), (9334, 2166488), (9544, 2118818), (11804, 1713148), (15509, 1303888), (18668, 1083244), (19088, 1059409), (23608, 856574), (31018, 651944), (37336, 541622), (47216, 428287), (62036, 325972), (74672, 270811), (81493, 248144), (124072, 162986)]