20163033488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1039}}^1\times {\mathrm{1181}}^1$

素因数の和:2320

約数の個数: 80

約数和(自身を含む): 42680601600

約数和(自身を除く): 22517568112

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1039, 1181, 1264, 2054, 2078, 2362, 4108, 4156, 4724, 8216, 8312, 9448, 13507, 15353, 16432, 16624, 18896, 27014, 30706, 54028, 61412, 82081, 93299, 108056, 122824, 164162, 186598, 216112, 245648, 328324, 373196, 656648, 746392, 1067053, 1212887, 1227059, 1313296, 1492784, 2134106, 2425774, 2454118, 4268212, 4851548, 4908236, 8536424, 9703096, 9816472, 15951767, 17072848, 19406192, 19632944, 31903534, 63807068, 96937661, 127614136, 193875322, 255228272, 387750644, 775501288, 1260189593, 1551002576, 2520379186, 5040758372, 10081516744, 20163033488]

約数ペア:

[(1, 20163033488), (2, 10081516744), (4, 5040758372), (8, 2520379186), (13, 1551002576), (16, 1260189593), (26, 775501288), (52, 387750644), (79, 255228272), (104, 193875322), (158, 127614136), (208, 96937661), (316, 63807068), (632, 31903534), (1027, 19632944), (1039, 19406192), (1181, 17072848), (1264, 15951767), (2054, 9816472), (2078, 9703096), (2362, 8536424), (4108, 4908236), (4156, 4851548), (4724, 4268212), (8216, 2454118), (8312, 2425774), (9448, 2134106), (13507, 1492784), (15353, 1313296), (16432, 1227059), (16624, 1212887), (18896, 1067053), (27014, 746392), (30706, 656648), (54028, 373196), (61412, 328324), (82081, 245648), (93299, 216112), (108056, 186598), (122824, 164162)]