19547008

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 44467920

約数和(自身を除く): 24920912

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 691, 832, 884, 1088, 1382, 1664, 1768, 2176, 2764, 3536, 5528, 7072, 8983, 11056, 11747, 14144, 17966, 22112, 23494, 28288, 35932, 44224, 46988, 71864, 88448, 93976, 143728, 152711, 187952, 287456, 305422, 375904, 574912, 610844, 751808, 1149824, 1221688, 1503616, 2443376, 4886752, 9773504, 19547008]

約数ペア:

[(1, 19547008), (2, 9773504), (4, 4886752), (8, 2443376), (13, 1503616), (16, 1221688), (17, 1149824), (26, 751808), (32, 610844), (34, 574912), (52, 375904), (64, 305422), (68, 287456), (104, 187952), (128, 152711), (136, 143728), (208, 93976), (221, 88448), (272, 71864), (416, 46988), (442, 44224), (544, 35932), (691, 28288), (832, 23494), (884, 22112), (1088, 17966), (1382, 14144), (1664, 11747), (1768, 11056), (2176, 8983), (2764, 7072), (3536, 5528)]