20165397718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{1607}}^1$

素因数の和:1909

約数の個数: 64

約数和(自身を含む): 33690816000

約数和(自身を除く): 13525418282

約数列:

[1, 2, 19, 29, 38, 58, 59, 118, 193, 386, 551, 1102, 1121, 1607, 1711, 2242, 3214, 3422, 3667, 5597, 7334, 11194, 11387, 22774, 30533, 32509, 46603, 61066, 65018, 93206, 94813, 106343, 189626, 212686, 216353, 310151, 330223, 432706, 620302, 660446, 885457, 1770914, 1801447, 2749577, 3602894, 5499154, 5892869, 6274237, 8994379, 11785738, 12548474, 17988758, 18298909, 36597818, 52241963, 104483926, 170893201, 341786402, 347679271, 530668361, 695358542, 1061336722, 10082698859, 20165397718]

約数ペア:

[(1, 20165397718), (2, 10082698859), (19, 1061336722), (29, 695358542), (38, 530668361), (58, 347679271), (59, 341786402), (118, 170893201), (193, 104483926), (386, 52241963), (551, 36597818), (1102, 18298909), (1121, 17988758), (1607, 12548474), (1711, 11785738), (2242, 8994379), (3214, 6274237), (3422, 5892869), (3667, 5499154), (5597, 3602894), (7334, 2749577), (11194, 1801447), (11387, 1770914), (22774, 885457), (30533, 660446), (32509, 620302), (46603, 432706), (61066, 330223), (65018, 310151), (93206, 216353), (94813, 212686), (106343, 189626)]