20175798032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{4219}}^1$

素因数の和:4600

約数の個数: 80

約数和(自身を含む): 42768720960

約数和(自身を除く): 22592922928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 277, 332, 554, 664, 1079, 1108, 1328, 2158, 2216, 3601, 4219, 4316, 4432, 7202, 8438, 8632, 14404, 16876, 17264, 22991, 28808, 33752, 45982, 54847, 57616, 67504, 91964, 109694, 183928, 219388, 298883, 350177, 367856, 438776, 597766, 700354, 877552, 1168663, 1195532, 1400708, 2337326, 2391064, 2801416, 4552301, 4674652, 4782128, 5602832, 9104602, 9349304, 15192619, 18209204, 18698608, 30385238, 36418408, 60770476, 72836816, 96999029, 121540952, 193998058, 243081904, 387996116, 775992232, 1260987377, 1551984464, 2521974754, 5043949508, 10087899016, 20175798032]

約数ペア:

[(1, 20175798032), (2, 10087899016), (4, 5043949508), (8, 2521974754), (13, 1551984464), (16, 1260987377), (26, 775992232), (52, 387996116), (83, 243081904), (104, 193998058), (166, 121540952), (208, 96999029), (277, 72836816), (332, 60770476), (554, 36418408), (664, 30385238), (1079, 18698608), (1108, 18209204), (1328, 15192619), (2158, 9349304), (2216, 9104602), (3601, 5602832), (4219, 4782128), (4316, 4674652), (4432, 4552301), (7202, 2801416), (8438, 2391064), (8632, 2337326), (14404, 1400708), (16876, 1195532), (17264, 1168663), (22991, 877552), (28808, 700354), (33752, 597766), (45982, 438776), (54847, 367856), (57616, 350177), (67504, 298883), (91964, 219388), (109694, 183928)]