20194388538

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1\times {\mathrm{997}}^1$

素因数の和:1631

約数の個数: 64

約数和(自身を含む): 41466660480

約数和(自身を除く): 21272271942

約数列:

[1, 2, 3, 6, 83, 89, 166, 178, 249, 267, 457, 498, 534, 914, 997, 1371, 1994, 2742, 2991, 5982, 7387, 14774, 22161, 37931, 40673, 44322, 75862, 81346, 82751, 88733, 113793, 122019, 165502, 177466, 227586, 244038, 248253, 266199, 455629, 496506, 532398, 911258, 1366887, 2733774, 3375859, 6751718, 7364839, 10127577, 14729678, 20255154, 22094517, 37817207, 40550981, 44189034, 75634414, 81101962, 113451621, 121652943, 226903242, 243305886, 3365731423, 6731462846, 10097194269, 20194388538]

約数ペア:

[(1, 20194388538), (2, 10097194269), (3, 6731462846), (6, 3365731423), (83, 243305886), (89, 226903242), (166, 121652943), (178, 113451621), (249, 81101962), (267, 75634414), (457, 44189034), (498, 40550981), (534, 37817207), (914, 22094517), (997, 20255154), (1371, 14729678), (1994, 10127577), (2742, 7364839), (2991, 6751718), (5982, 3375859), (7387, 2733774), (14774, 1366887), (22161, 911258), (37931, 532398), (40673, 496506), (44322, 455629), (75862, 266199), (81346, 248253), (82751, 244038), (88733, 227586), (113793, 177466), (122019, 165502)]