20199762058

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{19543}}^1$

素因数の和:19811

約数の個数: 48

約数和(自身を含む): 36093859200

約数和(自身を除く): 15894097142

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 199, 371, 398, 742, 1393, 2597, 2786, 5194, 9751, 10547, 19502, 19543, 21094, 39086, 73829, 136801, 147658, 273602, 516803, 957607, 1033606, 1035779, 1915214, 2071558, 3889057, 7250453, 7778114, 14500906, 27223399, 50753171, 54446798, 101506342, 190563793, 206120021, 381127586, 412240042, 1442840147, 2885680294, 10099881029, 20199762058]

約数ペア:

[(1, 20199762058), (2, 10099881029), (7, 2885680294), (14, 1442840147), (49, 412240042), (53, 381127586), (98, 206120021), (106, 190563793), (199, 101506342), (371, 54446798), (398, 50753171), (742, 27223399), (1393, 14500906), (2597, 7778114), (2786, 7250453), (5194, 3889057), (9751, 2071558), (10547, 1915214), (19502, 1035779), (19543, 1033606), (21094, 957607), (39086, 516803), (73829, 273602), (136801, 147658)]