19156984208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1451}}^1\times {\mathrm{48539}}^1$

素因数の和:50015

約数の個数: 40

約数和(自身を含む): 39327884640

約数和(自身を除く): 20170900432

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1451, 2902, 5804, 11608, 23216, 24667, 48539, 49334, 97078, 98668, 194156, 197336, 388312, 394672, 776624, 825163, 1650326, 3300652, 6601304, 13202608, 70430089, 140860178, 281720356, 563440712, 1126881424, 1197311513, 2394623026, 4789246052, 9578492104, 19156984208]

約数ペア:

[(1, 19156984208), (2, 9578492104), (4, 4789246052), (8, 2394623026), (16, 1197311513), (17, 1126881424), (34, 563440712), (68, 281720356), (136, 140860178), (272, 70430089), (1451, 13202608), (2902, 6601304), (5804, 3300652), (11608, 1650326), (23216, 825163), (24667, 776624), (48539, 394672), (49334, 388312), (97078, 197336), (98668, 194156)]