20123584386

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{45553}}^1$

素因数の和:45707

約数の個数: 64

約数和(自身を含む): 43924260096

約数和(自身を除く): 23800675710

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 71, 102, 122, 142, 183, 213, 366, 426, 1037, 1207, 2074, 2414, 3111, 3621, 4331, 6222, 7242, 8662, 12993, 25986, 45553, 73627, 91106, 136659, 147254, 220881, 273318, 441762, 774401, 1548802, 2323203, 2778733, 3234263, 4646406, 5557466, 6468526, 8336199, 9702789, 16672398, 19405578, 47238461, 54982471, 94476922, 109964942, 141715383, 164947413, 197290043, 283430766, 329894826, 394580086, 591870129, 1183740258, 3353930731, 6707861462, 10061792193, 20123584386]

約数ペア:

[(1, 20123584386), (2, 10061792193), (3, 6707861462), (6, 3353930731), (17, 1183740258), (34, 591870129), (51, 394580086), (61, 329894826), (71, 283430766), (102, 197290043), (122, 164947413), (142, 141715383), (183, 109964942), (213, 94476922), (366, 54982471), (426, 47238461), (1037, 19405578), (1207, 16672398), (2074, 9702789), (2414, 8336199), (3111, 6468526), (3621, 5557466), (4331, 4646406), (6222, 3234263), (7242, 2778733), (8662, 2323203), (12993, 1548802), (25986, 774401), (45553, 441762), (73627, 273318), (91106, 220881), (136659, 147254)]