20793480028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1\times {\mathrm{2207}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 38754374400

約数和(自身を除く): 17960894372

約数列:

[1, 2, 4, 17, 34, 68, 349, 397, 698, 794, 1396, 1588, 2207, 4414, 5933, 6749, 8828, 11866, 13498, 23732, 26996, 37519, 75038, 138553, 150076, 277106, 554212, 770243, 876179, 1540486, 1752358, 2355401, 3080972, 3504716, 4710802, 9421604, 13094131, 14895043, 26188262, 29790086, 52376524, 59580172, 305786471, 611572942, 1223145884, 5198370007, 10396740014, 20793480028]

約数ペア:

[(1, 20793480028), (2, 10396740014), (4, 5198370007), (17, 1223145884), (34, 611572942), (68, 305786471), (349, 59580172), (397, 52376524), (698, 29790086), (794, 26188262), (1396, 14895043), (1588, 13094131), (2207, 9421604), (4414, 4710802), (5933, 3504716), (6749, 3080972), (8828, 2355401), (11866, 1752358), (13498, 1540486), (23732, 876179), (26996, 770243), (37519, 554212), (75038, 277106), (138553, 150076)]