19357743392

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{560639}}^1$

素因数の和:560745

約数の個数: 48

約数和(自身を含む): 41536696320

約数和(自身を除く): 22178952928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 83, 104, 166, 208, 332, 416, 664, 1079, 1328, 2158, 2656, 4316, 8632, 17264, 34528, 560639, 1121278, 2242556, 4485112, 7288307, 8970224, 14576614, 17940448, 29153228, 46533037, 58306456, 93066074, 116612912, 186132148, 233225824, 372264296, 604929481, 744528592, 1209858962, 1489057184, 2419717924, 4839435848, 9678871696, 19357743392]

約数ペア:

[(1, 19357743392), (2, 9678871696), (4, 4839435848), (8, 2419717924), (13, 1489057184), (16, 1209858962), (26, 744528592), (32, 604929481), (52, 372264296), (83, 233225824), (104, 186132148), (166, 116612912), (208, 93066074), (332, 58306456), (416, 46533037), (664, 29153228), (1079, 17940448), (1328, 14576614), (2158, 8970224), (2656, 7288307), (4316, 4485112), (8632, 2242556), (17264, 1121278), (34528, 560639)]