188839768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 397041120

約数和(自身を除く): 208201352

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 67, 82, 104, 134, 164, 268, 328, 533, 536, 661, 871, 1066, 1322, 1742, 2132, 2644, 2747, 3484, 4264, 5288, 5494, 6968, 8593, 10988, 17186, 21976, 27101, 34372, 35711, 44287, 54202, 68744, 71422, 88574, 108404, 142844, 177148, 216808, 285688, 352313, 354296, 575731, 704626, 1151462, 1409252, 1815767, 2302924, 2818504, 3631534, 4605848, 7263068, 14526136, 23604971, 47209942, 94419884, 188839768]

約数ペア:

[(1, 188839768), (2, 94419884), (4, 47209942), (8, 23604971), (13, 14526136), (26, 7263068), (41, 4605848), (52, 3631534), (67, 2818504), (82, 2302924), (104, 1815767), (134, 1409252), (164, 1151462), (268, 704626), (328, 575731), (533, 354296), (536, 352313), (661, 285688), (871, 216808), (1066, 177148), (1322, 142844), (1742, 108404), (2132, 88574), (2644, 71422), (2747, 68744), (3484, 54202), (4264, 44287), (5288, 35711), (5494, 34372), (6968, 27101), (8593, 21976), (10988, 17186)]