19787338

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 32250960

約数和(自身を除く): 12463622

約数列:

[1, 2, 29, 41, 53, 58, 82, 106, 157, 314, 1189, 1537, 2173, 2378, 3074, 4346, 4553, 6437, 8321, 9106, 12874, 16642, 63017, 126034, 186673, 241309, 341161, 373346, 482618, 682322, 9893669, 19787338]

約数ペア:

[(1, 19787338), (2, 9893669), (29, 682322), (41, 482618), (53, 373346), (58, 341161), (82, 241309), (106, 186673), (157, 126034), (314, 63017), (1189, 16642), (1537, 12874), (2173, 9106), (2378, 8321), (3074, 6437), (4346, 4553)]