189649928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 397958400

約数和(自身を除く): 208308472

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 79, 82, 104, 158, 164, 316, 328, 533, 563, 632, 1027, 1066, 1126, 2054, 2132, 2252, 3239, 4108, 4264, 4504, 6478, 7319, 8216, 12956, 14638, 23083, 25912, 29276, 42107, 44477, 46166, 58552, 84214, 88954, 92332, 168428, 177908, 184664, 300079, 336856, 355816, 578201, 600158, 1156402, 1200316, 1823557, 2312804, 2400632, 3647114, 4625608, 7294228, 14588456, 23706241, 47412482, 94824964, 189649928]

約数ペア:

[(1, 189649928), (2, 94824964), (4, 47412482), (8, 23706241), (13, 14588456), (26, 7294228), (41, 4625608), (52, 3647114), (79, 2400632), (82, 2312804), (104, 1823557), (158, 1200316), (164, 1156402), (316, 600158), (328, 578201), (533, 355816), (563, 336856), (632, 300079), (1027, 184664), (1066, 177908), (1126, 168428), (2054, 92332), (2132, 88954), (2252, 84214), (3239, 58552), (4108, 46166), (4264, 44477), (4504, 42107), (6478, 29276), (7319, 25912), (8216, 23083), (12956, 14638)]