20175243012

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1579}}^1\times {\mathrm{3659}}^1$

素因数の和:5345

約数の個数: 72

約数和(自身を含む): 51571010400

約数和(自身を除く): 31395767388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1579, 1746, 3158, 3492, 3659, 4737, 6316, 7318, 9474, 10977, 14211, 14636, 18948, 21954, 28422, 32931, 43908, 56844, 65862, 131724, 153163, 306326, 354923, 459489, 612652, 709846, 918978, 1064769, 1378467, 1419692, 1837956, 2129538, 2756934, 3194307, 4259076, 5513868, 5777561, 6388614, 11555122, 12777228, 17332683, 23110244, 34665366, 51998049, 69330732, 103996098, 207992196, 560423417, 1120846834, 1681270251, 2241693668, 3362540502, 5043810753, 6725081004, 10087621506, 20175243012]

約数ペア:

[(1, 20175243012), (2, 10087621506), (3, 6725081004), (4, 5043810753), (6, 3362540502), (9, 2241693668), (12, 1681270251), (18, 1120846834), (36, 560423417), (97, 207992196), (194, 103996098), (291, 69330732), (388, 51998049), (582, 34665366), (873, 23110244), (1164, 17332683), (1579, 12777228), (1746, 11555122), (3158, 6388614), (3492, 5777561), (3659, 5513868), (4737, 4259076), (6316, 3194307), (7318, 2756934), (9474, 2129538), (10977, 1837956), (14211, 1419692), (14636, 1378467), (18948, 1064769), (21954, 918978), (28422, 709846), (32931, 612652), (43908, 459489), (56844, 354923), (65862, 306326), (131724, 153163)]