20219188864

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{981133}}^1$

素因数の和:981177

約数の個数: 64

約数和(自身を含む): 48036320640

約数和(自身を除く): 27817131776

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1472, 2576, 2944, 5152, 10304, 20608, 981133, 1962266, 3924532, 6867931, 7849064, 13735862, 15698128, 22566059, 27471724, 31396256, 45132118, 54943448, 62792512, 90264236, 109886896, 125585024, 157962413, 180528472, 219773792, 315924826, 361056944, 439547584, 631849652, 722113888, 879095168, 1263699304, 1444227776, 2527398608, 2888455552, 5054797216, 10109594432, 20219188864]

約数ペア:

[(1, 20219188864), (2, 10109594432), (4, 5054797216), (7, 2888455552), (8, 2527398608), (14, 1444227776), (16, 1263699304), (23, 879095168), (28, 722113888), (32, 631849652), (46, 439547584), (56, 361056944), (64, 315924826), (92, 219773792), (112, 180528472), (128, 157962413), (161, 125585024), (184, 109886896), (224, 90264236), (322, 62792512), (368, 54943448), (448, 45132118), (644, 31396256), (736, 27471724), (896, 22566059), (1288, 15698128), (1472, 13735862), (2576, 7849064), (2944, 6867931), (5152, 3924532), (10304, 1962266), (20608, 981133)]