19587832

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 42184800

約数和(自身を除く): 22596968

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 61, 82, 88, 89, 122, 164, 178, 244, 328, 356, 451, 488, 671, 712, 902, 979, 1342, 1804, 1958, 2501, 2684, 3608, 3649, 3916, 5002, 5368, 5429, 7298, 7832, 10004, 10858, 14596, 20008, 21716, 27511, 29192, 40139, 43432, 55022, 59719, 80278, 110044, 119438, 160556, 220088, 222589, 238876, 321112, 445178, 477752, 890356, 1780712, 2448479, 4896958, 9793916, 19587832]

約数ペア:

[(1, 19587832), (2, 9793916), (4, 4896958), (8, 2448479), (11, 1780712), (22, 890356), (41, 477752), (44, 445178), (61, 321112), (82, 238876), (88, 222589), (89, 220088), (122, 160556), (164, 119438), (178, 110044), (244, 80278), (328, 59719), (356, 55022), (451, 43432), (488, 40139), (671, 29192), (712, 27511), (902, 21716), (979, 20008), (1342, 14596), (1804, 10858), (1958, 10004), (2501, 7832), (2684, 7298), (3608, 5429), (3649, 5368), (3916, 5002)]