19007344

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 38327408

約数和(自身を除く): 19320064

約数列:

[1, 2, 4, 8, 16, 37, 74, 97, 148, 194, 296, 331, 388, 592, 662, 776, 1324, 1552, 2648, 3589, 5296, 7178, 12247, 14356, 24494, 28712, 32107, 48988, 57424, 64214, 97976, 128428, 195952, 256856, 513712, 1187959, 2375918, 4751836, 9503672, 19007344]

約数ペア:

[(1, 19007344), (2, 9503672), (4, 4751836), (8, 2375918), (16, 1187959), (37, 513712), (74, 256856), (97, 195952), (148, 128428), (194, 97976), (296, 64214), (331, 57424), (388, 48988), (592, 32107), (662, 28712), (776, 24494), (1324, 14356), (1552, 12247), (2648, 7178), (3589, 5296)]