20509236

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{773}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 57474144

約数和(自身を除く): 36964908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 67, 99, 132, 134, 198, 201, 268, 396, 402, 603, 737, 773, 804, 1206, 1474, 1546, 2211, 2319, 2412, 2948, 3092, 4422, 4638, 6633, 6957, 8503, 8844, 9276, 13266, 13914, 17006, 25509, 26532, 27828, 34012, 51018, 51791, 76527, 102036, 103582, 153054, 155373, 207164, 306108, 310746, 466119, 569701, 621492, 932238, 1139402, 1709103, 1864476, 2278804, 3418206, 5127309, 6836412, 10254618, 20509236]

約数ペア:

[(1, 20509236), (2, 10254618), (3, 6836412), (4, 5127309), (6, 3418206), (9, 2278804), (11, 1864476), (12, 1709103), (18, 1139402), (22, 932238), (33, 621492), (36, 569701), (44, 466119), (66, 310746), (67, 306108), (99, 207164), (132, 155373), (134, 153054), (198, 103582), (201, 102036), (268, 76527), (396, 51791), (402, 51018), (603, 34012), (737, 27828), (773, 26532), (804, 25509), (1206, 17006), (1474, 13914), (1546, 13266), (2211, 9276), (2319, 8844), (2412, 8503), (2948, 6957), (3092, 6633), (4422, 4638)]