18728262

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7823}}^1$

素因数の和:7857

約数の個数: 48

約数和(自身を含む): 48821760

約数和(自身を除く): 30093498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 7823, 15646, 23469, 46938, 54761, 70407, 109522, 140814, 148637, 164283, 297274, 328566, 445911, 492849, 891822, 985698, 1040459, 1337733, 2080918, 2675466, 3121377, 6242754, 9364131, 18728262]

約数ペア:

[(1, 18728262), (2, 9364131), (3, 6242754), (6, 3121377), (7, 2675466), (9, 2080918), (14, 1337733), (18, 1040459), (19, 985698), (21, 891822), (38, 492849), (42, 445911), (57, 328566), (63, 297274), (114, 164283), (126, 148637), (133, 140814), (171, 109522), (266, 70407), (342, 54761), (399, 46938), (798, 23469), (1197, 15646), (2394, 7823)]